lavc: factorize ff_{thread_,re,}get_buffer error messages.

Coccinelle profile used:

  @@
  expression r, ctx, f, loglevel, str, flags;
  @@

  -if ((r = ff_get_buffer(ctx, f, flags)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_get_buffer(ctx, f, flags)) < 0)
  +    return r;

  @@
  expression r, ctx, f, loglevel, str;
  @@

  -if ((r = ff_reget_buffer(ctx, f)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_reget_buffer(ctx, f)) < 0)
  +    return r;

  @@
  expression r, ctx, f, loglevel, str, flags;
  @@

  -if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0) {
  -    av_log(ctx, loglevel, str);
  -    return r;
  -}
  +if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0)
  +    return r;

...along with some manual patches for the remaining ones.

1 files changed, 1 insertions, 3 deletions

diff --git a/libavcodec/mmvideo.c b/libavcodec/mmvideo.c
index d242b4b..bf47f65 100644
--- a/libavcodec/mmvideo.c
+++ b/libavcodec/mmvideo.c
@@ -188,10 +188,8 @@ static int mm_decode_frame(AVCodecContext *avctx,
     buf_size -= MM_PREAMBLE_SIZE;
     bytestream2_init(&s->gb, buf, buf_size);
 
-    if ((res = ff_reget_buffer(avctx, &s->frame)) < 0) {
-        av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
+    if ((res = ff_reget_buffer(avctx, &s->frame)) < 0)
         return res;
-    }
 
     switch(type) {
     case MM_TYPE_PALETTE   : res = mm_decode_pal(s); return avpkt->size;