Merge tag 'hw-misc-20241118' of https://github.com/philmd/qemu into staging

Misc HW fixes

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# gpg: Signature made Mon 18 Nov 2024 12:46:04 GMT
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'hw-misc-20241118' of https://github.com/philmd/qemu:
  hw/watchdog/cmsdk_apb_watchdog: Fix broken link
  net: mark struct ip_header as QEMU_PACKED
  hw/net/virtio-net.c: Don't assume IP length field is aligned
  hw/audio/hda: fix memory leak on audio setup
  Revert "hw/audio/hda: fix memory leak on audio setup"
  hw/misc/mos6522: Fix bad class definition of the MOS6522 device
  hw/sd/sdhci: Fix coding style
  tests/qtest/migration: Fix indentations
  usb-hub: Fix handling port power control messages
  MAINTAINERS: Update my email address for COLO
  hw/display: check frame buffer can hold blob
  hw/display: factor out the scanout blob to fb conversion
  hw/i386/elfboot: allocate "header" in heap
  hw/misc/nrf51_rng: Don't use BIT_MASK() when we mean BIT()
  vl: fix qemu_validate_options() indention

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 095420f..3f10529 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3559,7 +3559,7 @@
 F: docs/COLO-FT.txt
 
 COLO Proxy
-M: Zhang Chen <chen.zhang@intel.com>
+M: Zhang Chen <zhangckid@gmail.com>
 M: Li Zhijian <lizhijian@fujitsu.com>
 S: Supported
 F: docs/colo-proxy.txt
diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index bc66150..c340a94 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -472,24 +472,6 @@
     }
 }
 
-static void hda_close_stream(HDAAudioState *a, HDAAudioStream *st)
-{
-    if (st->node == NULL) {
-        return;
-    }
-    if (a->use_timer) {
-        timer_free(st->buft);
-        st->buft = NULL;
-    }
-    if (st->output) {
-        AUD_close_out(&a->card, st->voice.out);
-        st->voice.out = NULL;
-    } else {
-        AUD_close_in(&a->card, st->voice.in);
-        st->voice.in = NULL;
-    }
-}
-
 static void hda_audio_setup(HDAAudioStream *st)
 {
     bool use_timer = st->state->use_timer;
@@ -502,12 +484,10 @@
     trace_hda_audio_format(st->node->name, st->as.nchannels,
                            fmt2name[st->as.fmt], st->as.freq);
 
-    hda_close_stream(st->state, st);
     if (st->output) {
         if (use_timer) {
             cb = hda_audio_output_cb;
-            st->buft = timer_new_ns(QEMU_CLOCK_VIRTUAL,
-                                    hda_audio_output_timer, st);
+            timer_del(st->buft);
         } else {
             cb = hda_audio_compat_output_cb;
         }
@@ -516,8 +496,7 @@
     } else {
         if (use_timer) {
             cb = hda_audio_input_cb;
-            st->buft = timer_new_ns(QEMU_CLOCK_VIRTUAL,
-                                    hda_audio_input_timer, st);
+            timer_del(st->buft);
         } else {
             cb = hda_audio_compat_input_cb;
         }
@@ -745,8 +724,12 @@
                 st->gain_right = QEMU_HDA_AMP_STEPS;
                 st->compat_bpos = sizeof(st->compat_buf);
                 st->output = true;
+                st->buft = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+                                        hda_audio_output_timer, st);
             } else {
                 st->output = false;
+                st->buft = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+                                        hda_audio_input_timer, st);
             }
             st->format = AC_FMT_TYPE_PCM | AC_FMT_BITS_16 |
                 (1 << AC_FMT_CHAN_SHIFT);
@@ -760,11 +743,21 @@
 static void hda_audio_exit(HDACodecDevice *hda)
 {
     HDAAudioState *a = HDA_AUDIO(hda);
+    HDAAudioStream *st;
     int i;
 
     dprint(a, 1, "%s\n", __func__);
     for (i = 0; i < ARRAY_SIZE(a->st); i++) {
-        hda_close_stream(a, a->st + i);
+        st = a->st + i;
+        if (st->node == NULL) {
+            continue;
+        }
+        timer_free(st->buft);
+        if (st->output) {
+            AUD_close_out(&a->card, st->voice.out);
+        } else {
+            AUD_close_in(&a->card, st->voice.in);
+        }
     }
     AUD_remove_card(&a->card);
 }
diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c
index eedae73..145a0b3 100644
--- a/hw/display/virtio-gpu-virgl.c
+++ b/hw/display/virtio-gpu-virgl.c
@@ -805,7 +805,6 @@
     struct virtio_gpu_framebuffer fb = { 0 };
     struct virtio_gpu_virgl_resource *res;
     struct virtio_gpu_set_scanout_blob ss;
-    uint64_t fbend;
 
     VIRTIO_GPU_FILL_CMD(ss);
     virtio_gpu_scanout_blob_bswap(&ss);
@@ -852,26 +851,7 @@
         return;
     }
 
-    fb.format = virtio_gpu_get_pixman_format(ss.format);
-    if (!fb.format) {
-        qemu_log_mask(LOG_GUEST_ERROR, "%s: pixel format not supported %d\n",
-                      __func__, ss.format);
-        cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
-        return;
-    }
-
-    fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8);
-    fb.width = ss.width;
-    fb.height = ss.height;
-    fb.stride = ss.strides[0];
-    fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride;
-
-    fbend = fb.offset;
-    fbend += fb.stride * (ss.r.height - 1);
-    fbend += fb.bytes_pp * ss.r.width;
-    if (fbend > res->base.blob_size) {
-        qemu_log_mask(LOG_GUEST_ERROR, "%s: fb end out of range\n",
-                      __func__);
+    if (!virtio_gpu_scanout_blob_to_fb(&fb, &ss, res->base.blob_size)) {
         cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
         return;
     }
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index c0570ef..7d22d03 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -721,13 +721,47 @@
                               &fb, res, &ss.r, &cmd->error);
 }
 
+bool virtio_gpu_scanout_blob_to_fb(struct virtio_gpu_framebuffer *fb,
+                                   struct virtio_gpu_set_scanout_blob *ss,
+                                   uint64_t blob_size)
+{
+    uint64_t fbend;
+
+    fb->format = virtio_gpu_get_pixman_format(ss->format);
+    if (!fb->format) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: host couldn't handle guest format %d\n",
+                      __func__, ss->format);
+        return false;
+    }
+
+    fb->bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb->format), 8);
+    fb->width = ss->width;
+    fb->height = ss->height;
+    fb->stride = ss->strides[0];
+    fb->offset = ss->offsets[0] + ss->r.x * fb->bytes_pp + ss->r.y * fb->stride;
+
+    fbend = fb->offset;
+    fbend += (uint64_t) fb->stride * ss->r.height;
+
+    if (fbend > blob_size) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: fb end out of range\n",
+                      __func__);
+        return false;
+    }
+
+    return true;
+}
+
+
+
 static void virtio_gpu_set_scanout_blob(VirtIOGPU *g,
                                         struct virtio_gpu_ctrl_command *cmd)
 {
     struct virtio_gpu_simple_resource *res;
     struct virtio_gpu_framebuffer fb = { 0 };
     struct virtio_gpu_set_scanout_blob ss;
-    uint64_t fbend;
 
     VIRTIO_GPU_FILL_CMD(ss);
     virtio_gpu_scanout_blob_bswap(&ss);
@@ -753,28 +787,7 @@
         return;
     }
 
-    fb.format = virtio_gpu_get_pixman_format(ss.format);
-    if (!fb.format) {
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: host couldn't handle guest format %d\n",
-                      __func__, ss.format);
-        cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
-        return;
-    }
-
-    fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8);
-    fb.width = ss.width;
-    fb.height = ss.height;
-    fb.stride = ss.strides[0];
-    fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride;
-
-    fbend = fb.offset;
-    fbend += fb.stride * (ss.r.height - 1);
-    fbend += fb.bytes_pp * ss.r.width;
-    if (fbend > res->blob_size) {
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: fb end out of range\n",
-                      __func__);
+    if (!virtio_gpu_scanout_blob_to_fb(&fb, &ss, res->blob_size)) {
         cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
         return;
     }
diff --git a/hw/i386/x86-common.c b/hw/i386/x86-common.c
index bc360a9..dc031af 100644
--- a/hw/i386/x86-common.c
+++ b/hw/i386/x86-common.c
@@ -697,9 +697,11 @@
                 strlen(kernel_cmdline) + 1);
             fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, kernel_cmdline);
 
+            setup = g_memdup2(header, sizeof(header));
+
             fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_SIZE, sizeof(header));
             fw_cfg_add_bytes(fw_cfg, FW_CFG_SETUP_DATA,
-                             header, sizeof(header));
+                             setup, sizeof(header));
 
             /* load initrd */
             if (initrd_filename) {
diff --git a/hw/misc/nrf51_rng.c b/hw/misc/nrf51_rng.c
index bf1eb0c..2d67f3f 100644
--- a/hw/misc/nrf51_rng.c
+++ b/hw/misc/nrf51_rng.c
@@ -107,25 +107,25 @@
         break;
     case NRF51_RNG_REG_SHORTS:
         s->shortcut_stop_on_valrdy =
-                (value & BIT_MASK(NRF51_RNG_REG_SHORTS_VALRDY_STOP)) ? 1 : 0;
+                (value & BIT(NRF51_RNG_REG_SHORTS_VALRDY_STOP)) ? 1 : 0;
         break;
     case NRF51_RNG_REG_INTEN:
         s->interrupt_enabled =
-                (value & BIT_MASK(NRF51_RNG_REG_INTEN_VALRDY)) ? 1 : 0;
+                (value & BIT(NRF51_RNG_REG_INTEN_VALRDY)) ? 1 : 0;
         break;
     case NRF51_RNG_REG_INTENSET:
-        if (value & BIT_MASK(NRF51_RNG_REG_INTEN_VALRDY)) {
+        if (value & BIT(NRF51_RNG_REG_INTEN_VALRDY)) {
             s->interrupt_enabled = 1;
         }
         break;
     case NRF51_RNG_REG_INTENCLR:
-        if (value & BIT_MASK(NRF51_RNG_REG_INTEN_VALRDY)) {
+        if (value & BIT(NRF51_RNG_REG_INTEN_VALRDY)) {
             s->interrupt_enabled = 0;
         }
         break;
     case NRF51_RNG_REG_CONFIG:
         s->filter_enabled =
-                      (value & BIT_MASK(NRF51_RNG_REG_CONFIG_DECEN)) ? 1 : 0;
+                      (value & BIT(NRF51_RNG_REG_CONFIG_DECEN)) ? 1 : 0;
         break;
 
     default:
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index f2104ed..75b4a28 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -2049,6 +2049,21 @@
     return virtio_net_receive_rcu(nc, buf, size, false);
 }
 
+/*
+ * Accessors to read and write the IP packet data length field. This
+ * is a potentially unaligned network-byte-order 16 bit unsigned integer
+ * pointed to by unit->ip_len.
+ */
+static uint16_t read_unit_ip_len(VirtioNetRscUnit *unit)
+{
+    return lduw_be_p(unit->ip_plen);
+}
+
+static void write_unit_ip_len(VirtioNetRscUnit *unit, uint16_t l)
+{
+    stw_be_p(unit->ip_plen, l);
+}
+
 static void virtio_net_rsc_extract_unit4(VirtioNetRscChain *chain,
                                          const uint8_t *buf,
                                          VirtioNetRscUnit *unit)
@@ -2063,7 +2078,7 @@
     unit->ip_plen = &ip->ip_len;
     unit->tcp = (struct tcp_header *)(((uint8_t *)unit->ip) + ip_hdrlen);
     unit->tcp_hdrlen = (htons(unit->tcp->th_offset_flags) & 0xF000) >> 10;
-    unit->payload = htons(*unit->ip_plen) - ip_hdrlen - unit->tcp_hdrlen;
+    unit->payload = read_unit_ip_len(unit) - ip_hdrlen - unit->tcp_hdrlen;
 }
 
 static void virtio_net_rsc_extract_unit6(VirtioNetRscChain *chain,
@@ -2082,7 +2097,7 @@
 
     /* There is a difference between payload length in ipv4 and v6,
        ip header is excluded in ipv6 */
-    unit->payload = htons(*unit->ip_plen) - unit->tcp_hdrlen;
+    unit->payload = read_unit_ip_len(unit) - unit->tcp_hdrlen;
 }
 
 static size_t virtio_net_rsc_drain_seg(VirtioNetRscChain *chain,
@@ -2231,7 +2246,7 @@
     VirtioNetRscUnit *o_unit;
 
     o_unit = &seg->unit;
-    o_ip_len = htons(*o_unit->ip_plen);
+    o_ip_len = read_unit_ip_len(o_unit);
     nseq = htonl(n_unit->tcp->th_seq);
     oseq = htonl(o_unit->tcp->th_seq);
 
@@ -2267,7 +2282,7 @@
         o_unit->payload += n_unit->payload; /* update new data len */
 
         /* update field in ip header */
-        *o_unit->ip_plen = htons(o_ip_len + n_unit->payload);
+        write_unit_ip_len(o_unit, o_ip_len + n_unit->payload);
 
         /* Bring 'PUSH' big, the whql test guide says 'PUSH' can be coalesced
            for windows guest, while this may change the behavior for linux
diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index dbe5c23..37875c0 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -233,7 +233,7 @@
 
     if (s->norintsts & SDHC_NIS_REMOVE) {
         timer_mod(s->insert_timer,
-                       qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
+                qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
     } else {
         s->prnsts = 0x1ff0000;
         if (s->norintstsen & SDHC_NISEN_INSERT) {
@@ -251,7 +251,7 @@
     if ((s->norintsts & SDHC_NIS_REMOVE) && level) {
         /* Give target some time to notice card ejection */
         timer_mod(s->insert_timer,
-                       qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
+                qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
     } else {
         if (level) {
             s->prnsts = 0x1ff0000;
@@ -289,9 +289,11 @@
     timer_del(s->insert_timer);
     timer_del(s->transfer_timer);
 
-    /* Set all registers to 0. Capabilities/Version registers are not cleared
+    /*
+     * Set all registers to 0. Capabilities/Version registers are not cleared
      * and assumed to always preserve their value, given to them during
-     * initialization */
+     * initialization
+     */
     memset(&s->sdmasysad, 0, (uintptr_t)&s->capareg - (uintptr_t)&s->sdmasysad);
 
     /* Reset other state based on current card insertion/readonly status */
@@ -305,7 +307,8 @@
 
 static void sdhci_poweron_reset(DeviceState *dev)
 {
-    /* QOM (ie power-on) reset. This is identical to reset
+    /*
+     * QOM (ie power-on) reset. This is identical to reset
      * commanded via device register apart from handling of the
      * 'pending insert on powerup' quirk.
      */
@@ -445,8 +448,10 @@
         s->prnsts &= ~SDHC_DAT_LINE_ACTIVE;
     }
 
-    /* If stop at block gap request was set and it's not the last block of
-     * data - generate Block Event interrupt */
+    /*
+     * If stop at block gap request was set and it's not the last block of
+     * data - generate Block Event interrupt
+     */
     if (s->stopped_state == sdhc_gap_read && (s->trnmod & SDHC_TRNS_MULTI) &&
             s->blkcnt != 1)    {
         s->prnsts &= ~SDHC_DAT_LINE_ACTIVE;
@@ -548,8 +553,10 @@
     sdhci_update_irq(s);
 }
 
-/* Write @size bytes of @value data to host controller @s Buffer Data Port
- * register */
+/*
+ * Write @size bytes of @value data to host controller @s Buffer Data Port
+ * register
+ */
 static void sdhci_write_dataport(SDHCIState *s, uint32_t value, unsigned size)
 {
     unsigned i;
@@ -594,9 +601,11 @@
         return;
     }
 
-    /* XXX: Some sd/mmc drivers (for example, u-boot-slp) do not account for
+    /*
+     * XXX: Some sd/mmc drivers (for example, u-boot-slp) do not account for
      * possible stop at page boundary if initial address is not page aligned,
-     * allow them to work properly */
+     * allow them to work properly
+     */
     if ((s->sdmasysad % boundary_chk) == 0) {
         page_aligned = true;
     }
@@ -702,7 +711,8 @@
         dma_memory_read(s->dma_as, entry_addr, &adma2, sizeof(adma2),
                         MEMTXATTRS_UNSPECIFIED);
         adma2 = le64_to_cpu(adma2);
-        /* The spec does not specify endianness of descriptor table.
+        /*
+         * The spec does not specify endianness of descriptor table.
          * We currently assume that it is LE.
          */
         dscr->addr = (hwaddr)extract64(adma2, 32, 32) & ~0x3ull;
@@ -977,8 +987,10 @@
     return true;
 }
 
-/* The Buffer Data Port register must be accessed in sequential and
- * continuous manner */
+/*
+ * The Buffer Data Port register must be accessed in sequential and
+ * continuous manner
+ */
 static inline bool
 sdhci_buff_access_is_sequential(SDHCIState *s, unsigned byte_num)
 {
@@ -1206,8 +1218,10 @@
         MASKED_WRITE(s->argument, mask, value);
         break;
     case SDHC_TRNMOD:
-        /* DMA can be enabled only if it is supported as indicated by
-         * capabilities register */
+        /*
+         * DMA can be enabled only if it is supported as indicated by
+         * capabilities register
+         */
         if (!(s->capareg & R_SDHC_CAPAB_SDMA_MASK)) {
             value &= ~SDHC_TRNS_DMA;
         }
@@ -1279,8 +1293,10 @@
         } else {
             s->norintsts &= ~SDHC_NIS_ERR;
         }
-        /* Quirk for Raspberry Pi: pending card insert interrupt
-         * appears when first enabled after power on */
+        /*
+         * Quirk for Raspberry Pi: pending card insert interrupt
+         * appears when first enabled after power on
+         */
         if ((s->norintstsen & SDHC_NISEN_INSERT) && s->pending_insert_state) {
             assert(s->pending_insert_quirk);
             s->norintsts |= SDHC_NIS_INSERT;
@@ -1396,8 +1412,10 @@
 {
     qbus_init(&s->sdbus, sizeof(s->sdbus), TYPE_SDHCI_BUS, DEVICE(s), "sd-bus");
 
-    s->insert_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, sdhci_raise_insertion_irq, s);
-    s->transfer_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, sdhci_data_transfer, s);
+    s->insert_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+                                   sdhci_raise_insertion_irq, s);
+    s->transfer_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+                                     sdhci_data_transfer, s);
 
     s->io_ops = &sdhci_mmio_le_ops;
 }
@@ -1445,11 +1463,13 @@
 
 void sdhci_common_unrealize(SDHCIState *s)
 {
-    /* This function is expected to be called only once for each class:
+    /*
+     * This function is expected to be called only once for each class:
      * - SysBus:    via DeviceClass->unrealize(),
      * - PCI:       via PCIDeviceClass->exit().
      * However to avoid double-free and/or use-after-free we still nullify
-     * this variable (better safe than sorry!). */
+     * this variable (better safe than sorry!).
+     */
     g_free(s->fifo_buffer);
     s->fifo_buffer = NULL;
 }
diff --git a/hw/usb/dev-hub.c b/hw/usb/dev-hub.c
index 06e9537..2c3640c 100644
--- a/hw/usb/dev-hub.c
+++ b/hw/usb/dev-hub.c
@@ -479,6 +479,7 @@
                     usb_hub_port_clear(port, PORT_STAT_SUSPEND);
                     port->wPortChange = 0;
                 }
+                break;
             default:
                 goto fail;
             }
diff --git a/hw/watchdog/cmsdk-apb-watchdog.c b/hw/watchdog/cmsdk-apb-watchdog.c
index 7ad46f9..e4d25a2 100644
--- a/hw/watchdog/cmsdk-apb-watchdog.c
+++ b/hw/watchdog/cmsdk-apb-watchdog.c
@@ -12,8 +12,8 @@
 /*
  * This is a model of the "APB watchdog" which is part of the Cortex-M
  * System Design Kit (CMSDK) and documented in the Cortex-M System
- * Design Kit Technical Reference Manual (ARM DDI0479C):
- * https://developer.arm.com/products/system-design/system-design-kits/cortex-m-system-design-kit
+ * Design Kit Technical Reference Manual (ARM DDI0479):
+ * https://developer.arm.com/documentation/ddi0479/
  *
  * We also support the variant of this device found in the TI
  * Stellaris/Luminary boards and documented in:
diff --git a/include/hw/misc/mos6522.h b/include/hw/misc/mos6522.h
index fba4566..920871a 100644
--- a/include/hw/misc/mos6522.h
+++ b/include/hw/misc/mos6522.h
@@ -154,7 +154,7 @@
 OBJECT_DECLARE_TYPE(MOS6522State, MOS6522DeviceClass, MOS6522)
 
 struct MOS6522DeviceClass {
-    DeviceClass parent_class;
+    SysBusDeviceClass parent_class;
 
     ResettablePhases parent_phases;
     void (*portB_write)(MOS6522State *dev);
diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h
index 553799b..8c977be 100644
--- a/include/hw/virtio/virtio-gpu.h
+++ b/include/hw/virtio/virtio-gpu.h
@@ -333,6 +333,21 @@
                                    struct virtio_gpu_scanout *s,
                                    uint32_t resource_id);
 
+/**
+ * virtio_gpu_scanout_blob_to_fb() - fill out fb based on scanout data
+ * fb: the frame-buffer descriptor to fill out
+ * ss: the scanout blob data
+ * blob_size: size of scanout blob data
+ *
+ * This will check we have enough space for the frame taking into
+ * account that stride.
+ *
+ * Returns true on success, otherwise logs guest error and returns false
+ */
+bool virtio_gpu_scanout_blob_to_fb(struct virtio_gpu_framebuffer *fb,
+                                   struct virtio_gpu_set_scanout_blob *ss,
+                                   uint64_t blob_size);
+
 /* virtio-gpu-udmabuf.c */
 bool virtio_gpu_have_udmabuf(void);
 void virtio_gpu_init_udmabuf(struct virtio_gpu_simple_resource *res);
diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h
index 060c23c..b9ea9e8 100644
--- a/include/hw/virtio/virtio-net.h
+++ b/include/hw/virtio/virtio-net.h
@@ -102,7 +102,7 @@
 /* Rsc unit general info used to checking if can coalescing */
 typedef struct VirtioNetRscUnit {
     void *ip;   /* ip header */
-    uint16_t *ip_plen;      /* data len pointer in ip header field */
+    void *ip_plen; /* pointer to unaligned uint16_t data len in ip header */
     struct tcp_header *tcp; /* tcp header */
     uint16_t tcp_hdrlen;    /* tcp header len */
     uint16_t payload;       /* pure payload without virtio/eth/ip/tcp */
diff --git a/include/net/eth.h b/include/net/eth.h
index 3b80b6e..14c34f5 100644
--- a/include/net/eth.h
+++ b/include/net/eth.h
@@ -56,7 +56,7 @@
     uint8_t  ip_p;           /* protocol */
     uint16_t ip_sum;         /* checksum */
     uint32_t ip_src, ip_dst; /* source and destination address */
-};
+} QEMU_PACKED;
 
 typedef struct tcp_header {
     uint16_t th_sport;          /* source port */
diff --git a/system/vl.c b/system/vl.c
index d217b3d..3bb8f2d 100644
--- a/system/vl.c
+++ b/system/vl.c
@@ -2427,15 +2427,15 @@
     const char *kernel_cmdline = qdict_get_try_str(machine_opts, "append");
 
     if (kernel_filename == NULL) {
-         if (kernel_cmdline != NULL) {
-              error_report("-append only allowed with -kernel option");
-              exit(1);
-          }
+        if (kernel_cmdline != NULL) {
+            error_report("-append only allowed with -kernel option");
+            exit(1);
+        }
 
-          if (initrd_filename != NULL) {
-              error_report("-initrd only allowed with -kernel option");
-              exit(1);
-          }
+        if (initrd_filename != NULL) {
+            error_report("-initrd only allowed with -kernel option");
+            exit(1);
+        }
     }
 
     if (loadvm && incoming) {
diff --git a/tests/qtest/migration-helpers.c b/tests/qtest/migration-helpers.c
index 0025933..3f8ba7f 100644
--- a/tests/qtest/migration-helpers.c
+++ b/tests/qtest/migration-helpers.c
@@ -140,8 +140,8 @@
         if (qdict_haskey(addrdict, "port") &&
             qdict_haskey(addr, "port") &&
             (strcmp(qdict_get_str(addrdict, "port"), "0") == 0)) {
-                addr_port = qdict_get_str(addr, "port");
-                qdict_put_str(addrdict, "port", addr_port);
+            addr_port = qdict_get_str(addr, "port");
+            qdict_put_str(addrdict, "port", addr_port);
         }
     }
 
diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c
index e6a2803..74d3000 100644
--- a/tests/qtest/migration-test.c
+++ b/tests/qtest/migration-test.c
@@ -113,8 +113,8 @@
     }
     uffd_feature_thread_id = api_struct.features & UFFD_FEATURE_THREAD_ID;
 
-    ioctl_mask = 1ULL << _UFFDIO_REGISTER |
-                 1ULL << _UFFDIO_UNREGISTER;
+    ioctl_mask = (1ULL << _UFFDIO_REGISTER |
+                  1ULL << _UFFDIO_UNREGISTER);
     if ((api_struct.ioctls & ioctl_mask) != ioctl_mask) {
         g_test_message("Skipping test: Missing userfault feature");
         return false;
@@ -423,7 +423,7 @@
 }
 
 static long long migrate_get_parameter_bool(QTestState *who,
-                                           const char *parameter)
+                                            const char *parameter)
 {
     QDict *rsp;
     int result;
@@ -436,7 +436,7 @@
 }
 
 static void migrate_check_parameter_bool(QTestState *who, const char *parameter,
-                                        int value)
+                                         int value)
 {
     int result;
 
@@ -445,7 +445,7 @@
 }
 
 static void migrate_set_parameter_bool(QTestState *who, const char *parameter,
-                                      int value)
+                                       int value)
 {
     qtest_qmp_assert_success(who,
                              "{ 'execute': 'migrate-set-parameters',"
@@ -1384,8 +1384,10 @@
 static void wait_for_postcopy_status(QTestState *one, const char *status)
 {
     wait_for_migration_status(one, status,
-                              (const char * []) { "failed", "active",
-                                                  "completed", NULL });
+                              (const char * []) {
+                                  "failed", "active",
+                                  "completed", NULL
+                              });
 }
 
 static void postcopy_recover_fail(QTestState *from, QTestState *to,
@@ -2575,15 +2577,17 @@
     /* Test closing fds */
     /* We assume, that QEMU removes named fd from its list,
      * so this should fail */
-    rsp = qtest_qmp(from, "{ 'execute': 'closefd',"
-                          "  'arguments': { 'fdname': 'fd-mig' }}");
+    rsp = qtest_qmp(from,
+                    "{ 'execute': 'closefd',"
+                    "  'arguments': { 'fdname': 'fd-mig' }}");
     g_assert_true(qdict_haskey(rsp, "error"));
     error_desc = qdict_get_str(qdict_get_qdict(rsp, "error"), "desc");
     g_assert_cmpstr(error_desc, ==, "File descriptor named 'fd-mig' not found");
     qobject_unref(rsp);
 
-    rsp = qtest_qmp(to, "{ 'execute': 'closefd',"
-                        "  'arguments': { 'fdname': 'fd-mig' }}");
+    rsp = qtest_qmp(to,
+                    "{ 'execute': 'closefd',"
+                    "  'arguments': { 'fdname': 'fd-mig' }}");
     g_assert_true(qdict_haskey(rsp, "error"));
     error_desc = qdict_get_str(qdict_get_qdict(rsp, "error"), "desc");
     g_assert_cmpstr(error_desc, ==, "File descriptor named 'fd-mig' not found");
@@ -2741,11 +2745,11 @@
         },
         .listen_uri = "defer",
         .connect_uri = "tcp:127.0.0.1:0",
-        .connect_channels = "[ { 'channel-type': 'main',"
-                            "    'addr': { 'transport': 'socket',"
-                            "              'type': 'inet',"
-                            "              'host': '127.0.0.1',"
-                            "              'port': '0' } } ]",
+        .connect_channels = ("[ { ""'channel-type': 'main',"
+                             "    'addr': { 'transport': 'socket',"
+                             "              'type': 'inet',"
+                             "              'host': '127.0.0.1',"
+                             "              'port': '0' } } ]"),
     };
 
     do_test_validate_uri_channel(&args);
@@ -2967,7 +2971,7 @@
 #ifdef CONFIG_QPL
 static void *
 test_migrate_precopy_tcp_multifd_qpl_start(QTestState *from,
-                                            QTestState *to)
+                                           QTestState *to)
 {
     return test_migrate_precopy_tcp_multifd_start_common(from, to, "qpl");
 }
@@ -3032,11 +3036,11 @@
         .listen_uri = "defer",
         .start_hook = test_migrate_precopy_tcp_multifd_start,
         .live = true,
-        .connect_channels = "[ { 'channel-type': 'main',"
-                            "    'addr': { 'transport': 'socket',"
-                            "              'type': 'inet',"
-                            "              'host': '127.0.0.1',"
-                            "              'port': '0' } } ]",
+        .connect_channels = ("[ { 'channel-type': 'main',"
+                             "    'addr': { 'transport': 'socket',"
+                             "              'type': 'inet',"
+                             "              'host': '127.0.0.1',"
+                             "              'port': '0' } } ]"),
     };
     test_precopy_common(&args);
 }
@@ -3668,7 +3672,8 @@
     throttle_us_per_full = 0;
     while (throttle_us_per_full == 0) {
         throttle_us_per_full =
-        read_migrate_property_int(from, "dirty-limit-throttle-time-per-round");
+            read_migrate_property_int(from,
+                                      "dirty-limit-throttle-time-per-round");
         usleep(100);
         g_assert_false(src_state.stop_seen);
     }
@@ -3680,7 +3685,8 @@
     /* Check if dirty limit throttle switched off, set timeout 1ms */
     do {
         throttle_us_per_full =
-        read_migrate_property_int(from, "dirty-limit-throttle-time-per-round");
+            read_migrate_property_int(from,
+                                      "dirty-limit-throttle-time-per-round");
         usleep(100);
         g_assert_false(src_state.stop_seen);
     } while (throttle_us_per_full != 0 && --max_try_count);
@@ -3709,7 +3715,8 @@
     throttle_us_per_full = 0;
     while (throttle_us_per_full == 0) {
         throttle_us_per_full =
-        read_migrate_property_int(from, "dirty-limit-throttle-time-per-round");
+            read_migrate_property_int(from,
+                                      "dirty-limit-throttle-time-per-round");
         usleep(100);
         g_assert_false(src_state.stop_seen);
     }
@@ -3989,7 +3996,7 @@
 #endif
 #ifdef CONFIG_QATZIP
     migration_test_add("/migration/multifd/tcp/plain/qatzip",
-                test_multifd_tcp_qatzip);
+                       test_multifd_tcp_qatzip);
 #endif
 #ifdef CONFIG_QPL
     migration_test_add("/migration/multifd/tcp/plain/qpl",