[FFmpeg-cvslog] lavu/buffer: forward av_buffer_realloc() error code.

[Nicolas George]

ffmpeg | branch: master | Nicolas George <george at nsup.org> | Sat Jan  4 19:52:08 2020 +0100| [2b71cd3e0b1a545df670f0d057655e0b59b98f5f] | committer: Nicolas George

lavu/buffer: forward av_buffer_realloc() error code.

Fix CID 1457235.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2b71cd3e0b1a545df670f0d057655e0b59b98f5f
---

 libavutil/buffer.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/libavutil/buffer.c b/libavutil/buffer.c
index 38a554208a..08e6079139 100644
--- a/libavutil/buffer.c
+++ b/libavutil/buffer.c
@@ -170,6 +170,7 @@ int av_buffer_realloc(AVBufferRef **pbuf, int size)
 {
     AVBufferRef *buf = *pbuf;
     uint8_t *tmp;
+    int ret;
 
     if (!buf) {
         /* allocate a new buffer with av_realloc(), so it will be reallocatable
@@ -196,9 +197,9 @@ int av_buffer_realloc(AVBufferRef **pbuf, int size)
         /* cannot realloc, allocate a new reallocable buffer and copy data */
         AVBufferRef *new = NULL;
 
-        av_buffer_realloc(&new, size);
-        if (!new)
-            return AVERROR(ENOMEM);
+        ret = av_buffer_realloc(&new, size);
+        if (ret < 0)
+            return ret;
 
         memcpy(new->data, buf->data, FFMIN(size, buf->size));