[FFmpeg-cvslog] cavsdec: check ff_get_buffer() return value

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Thu Nov 28 10:54:35 2013 +0100| [4736d003fac30af4afd8390182f12f480ad78801] | committer: Anton Khirnov

cavsdec: check ff_get_buffer() return value

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable at libav.org

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4736d003fac30af4afd8390182f12f480ad78801
---

 libavcodec/cavsdec.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c
index 142b844..a8ed192 100644
--- a/libavcodec/cavsdec.c
+++ b/libavcodec/cavsdec.c
@@ -928,6 +928,7 @@ static inline int check_for_slice(AVSContext *h)
 
 static int decode_pic(AVSContext *h)
 {
+    int ret;
     int skip_count    = -1;
     enum cavs_mb mb_type;
 
@@ -964,8 +965,10 @@ static int decode_pic(AVSContext *h)
             skip_bits(&h->gb, 1); //marker_bit
     }
 
-    ff_get_buffer(h->avctx, h->cur.f, h->cur.f->pict_type == AV_PICTURE_TYPE_B ?
-                  0 : AV_GET_BUFFER_FLAG_REF);
+    ret = ff_get_buffer(h->avctx, h->cur.f, h->cur.f->pict_type == AV_PICTURE_TYPE_B ?
+                        0 : AV_GET_BUFFER_FLAG_REF);
+    if (ret < 0)
+        return ret;
 
     if (!h->edge_emu_buffer) {
         int alloc_size = FFALIGN(FFABS(h->cur.f->linesize[0]) + 32, 32);