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/sanm.c b/libavcodec/sanm.c
index 826873088a..66ff52257f 100644
--- a/libavcodec/sanm.c
+++ b/libavcodec/sanm.c
@@ -1144,10 +1144,8 @@ static int copy_output(SANMVideoContext *ctx, SANMFrameHeader *hdr)
     int ret, dstpitch, height = ctx->height;
     int srcpitch = ctx->pitch * (hdr ? sizeof(ctx->frm0[0]) : 1);
 
-    if ((ret = ff_get_buffer(ctx->avctx, ctx->frame, 0)) < 0) {
-        av_log(ctx->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+    if ((ret = ff_get_buffer(ctx->avctx, ctx->frame, 0)) < 0)
         return ret;
-    }
 
     dst      = ctx->frame->data[0];
     dstpitch = ctx->frame->linesize[0];