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author | Michael Niedermayer <michael@niedermayer.cc> | 2021-07-07 14:05:26 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-09 22:02:21 +0200 |
commit | f596962a33626a9da0ea4400178fb2a1c9445b35 (patch) | |
tree | be05073980b36ce9704b82168ae311c538f53e4e /libswscale/slice.c | |
parent | 4428bd5366988d4ea9f79e145d11144a0a4a0f7c (diff) | |
download | ffmpeg-f596962a33626a9da0ea4400178fb2a1c9445b35.tar.gz |
swscale/slice: Check slice for allocation failure
Fixes: null pointer dereference
Fixes: alloc_slice.mp4
Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 997f9cfc1295769be8d3180860ceebbc16f59069)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale/slice.c')
-rw-r--r-- | libswscale/slice.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libswscale/slice.c b/libswscale/slice.c index e14456f75f..f0e621b057 100644 --- a/libswscale/slice.c +++ b/libswscale/slice.c @@ -286,7 +286,8 @@ int ff_init_filters(SwsContext * c) if (!c->desc) return AVERROR(ENOMEM); c->slice = av_mallocz_array(sizeof(SwsSlice), c->numSlice); - + if (!c->slice) + goto cleanup; res = alloc_slice(&c->slice[0], c->srcFormat, c->srcH, c->chrSrcH, c->chrSrcHSubSample, c->chrSrcVSubSample, 0); if (res < 0) goto cleanup; |