dp8393x: Replace address_space_rw(is_write=1) by address_space_write()

Replace address_space_rw(is_write=1) by address_space_write()
and remove pointless cast.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Finn Thain <fthain@linux-m68k.org>
Message-Id: <20210710174954.2577195-2-f4bug@amsat.org>
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index 11810c9..9118364 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -816,8 +816,8 @@
         size = sizeof(uint16_t) * width;
         address = dp8393x_crda(s) + sizeof(uint16_t) * 6 * width;
         dp8393x_put(s, width, 0, 0);
-        address_space_rw(&s->as, address, MEMTXATTRS_UNSPECIFIED,
-                         (uint8_t *)s->data, size, 1);
+        address_space_write(&s->as, address, MEMTXATTRS_UNSPECIFIED,
+                            s->data, size);
 
         /* Move to next descriptor */
         s->regs[SONIC_CRDA] = s->regs[SONIC_LLFA];
@@ -846,8 +846,8 @@
     /* Pad short packets to keep pointers aligned */
     if (rx_len < padded_len) {
         size = padded_len - rx_len;
-        address_space_rw(&s->as, address, MEMTXATTRS_UNSPECIFIED,
-            (uint8_t *)"\xFF\xFF\xFF", size, 1);
+        address_space_write(&s->as, address, MEMTXATTRS_UNSPECIFIED,
+                            "\xFF\xFF\xFF", size);
         address += size;
     }