audio: Add braces for statements/fix braces' position

Fix problems about braces:
-braces are necessary for all arms of if/for/while statements
-else should follow close brace '}'

Signed-off-by: Zhang Han <zhanghan64@huawei.com>
Message-id: 20210115012431.79533-1-zhanghan64@huawei.com
Message-Id: <20210115012431.79533-2-zhanghan64@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/audio/audio.c b/audio/audio.c
index 34c9cb9..6734c8a 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -344,8 +344,7 @@
 
     if (info->is_signed || info->is_float) {
         memset(buf, 0x00, len * info->bytes_per_frame);
-    }
-    else {
+    } else {
         switch (info->bits) {
         case 8:
             memset(buf, 0x80, len * info->bytes_per_frame);
@@ -584,8 +583,7 @@
     rpos = hw->conv_buf->pos - live;
     if (rpos >= 0) {
         return rpos;
-    }
-    else {
+    } else {
         return hw->conv_buf->size + rpos;
     }
 }
@@ -788,10 +786,14 @@
     HWVoiceOut *hwo = NULL;
 
     while ((hwo = audio_pcm_hw_find_any_enabled_out(s, hwo))) {
-        if (!hwo->poll_mode) return 1;
+        if (!hwo->poll_mode) {
+            return 1;
+        }
     }
     while ((hwi = audio_pcm_hw_find_any_enabled_in(s, hwi))) {
-        if (!hwi->poll_mode) return 1;
+        if (!hwi->poll_mode) {
+            return 1;
+        }
     }
     return 0;
 }
@@ -908,8 +910,7 @@
                     audio_reset_timer (s);
                 }
             }
-        }
-        else {
+        } else {
             if (hw->enabled) {
                 int nb_active = 0;
 
@@ -956,8 +957,7 @@
                 }
             }
             sw->total_hw_samples_acquired = hw->total_samples_captured;
-        }
-        else {
+        } else {
             if (hw->enabled) {
                 int nb_active = 0;
 
@@ -1532,8 +1532,7 @@
         audio_init_nb_voices_in(s, drv);
         s->drv = drv;
         return 0;
-    }
-    else {
+    } else {
         if (msg) {
             dolog("Could not init `%s' audio driver\n", drv->name);
         }
@@ -1848,8 +1847,7 @@
     if (cap) {
         QLIST_INSERT_HEAD (&cap->cb_head, cb, entries);
         return cap;
-    }
-    else {
+    } else {
         HWVoiceOut *hw;
         CaptureVoiceOut *cap;