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| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-21 02:38:05 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-21 02:39:09 +0100 |
| commit | 19e456d48c90a1e3ceeb9e6241383384cc73dfdf (patch) | |
| tree | 0dc56b9deadb0a40896fee4a71209fa8fca68d41 /libavcodec/wmaenc.c | |
| parent | a53fbda9dc92273054a103db7539d2bb6e9632b2 (diff) | |
| download | ffmpeg-19e456d48c90a1e3ceeb9e6241383384cc73dfdf.tar.gz | |
avcodec/wmaenc: Check ff_wma_init() for failure
Fixes null pointer dereference
Fixes: c4faf8280ba366bf00a79d425f2910a8/signal_sigsegv_1f96477_5177_1448ba7e4125faceb966f44ceb69abfa.qcp
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/wmaenc.c')
| -rw-r--r-- | libavcodec/wmaenc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/wmaenc.c b/libavcodec/wmaenc.c index abe8e4b876..d0727e69b2 100644 --- a/libavcodec/wmaenc.c +++ b/libavcodec/wmaenc.c @@ -33,6 +33,7 @@ static av_cold int encode_init(AVCodecContext *avctx) WMACodecContext *s = avctx->priv_data; int i, flags1, flags2, block_align; uint8_t *extradata; + int ret; s->avctx = avctx; @@ -83,7 +84,8 @@ static av_cold int encode_init(AVCodecContext *avctx) if (avctx->channels == 2) s->ms_stereo = 1; - ff_wma_init(avctx, flags2); + if ((ret = ff_wma_init(avctx, flags2)) < 0) + return ret; /* init MDCT */ for (i = 0; i < s->nb_block_sizes; i++) |