avformat/cafdec: Check the return code from av_add_index_entry()

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9dc3301745d8271ae3ba0f1b998d8e6a0aa01bc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

1 files changed, 4 insertions, 1 deletions

diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
index dc87bb4502..a063549561 100644
--- a/libavformat/cafdec.c
+++ b/libavformat/cafdec.c
@@ -194,6 +194,7 @@ static int read_pakt_chunk(AVFormatContext *s, int64_t size)
     CafContext *caf   = s->priv_data;
     int64_t pos = 0, ccount, num_packets;
     int i;
+    int ret;
 
     ccount = avio_tell(pb);
 
@@ -209,7 +210,9 @@ static int read_pakt_chunk(AVFormatContext *s, int64_t size)
     for (i = 0; i < num_packets; i++) {
         if (avio_feof(pb))
             return AVERROR_INVALIDDATA;
-        av_add_index_entry(s->streams[0], pos, st->duration, 0, 0, AVINDEX_KEYFRAME);
+        ret = av_add_index_entry(s->streams[0], pos, st->duration, 0, 0, AVINDEX_KEYFRAME);
+        if (ret < 0)
+            return ret;
         pos += caf->bytes_per_packet ? caf->bytes_per_packet : ff_mp4_read_descr_len(pb);
         st->duration += caf->frames_per_packet ? caf->frames_per_packet : ff_mp4_read_descr_len(pb);
     }