ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Sun May 26 22:13:28 2024 +0200| [5b82c7c04c502495388cce6d76f336edda6fd118] | committer: Michael Niedermayer
avcodec/dxva2: Initialize dxva_size and check it Related: CID1591878 Uninitialized scalar variable Related: CID1591928 Uninitialized pointer read Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit c8c59e99295f9ef572b5d6f0fd9075bb2b79acbd) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5b82c7c04c502495388cce6d76f336edda6fd118 --- libavcodec/dxva2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/dxva2.c b/libavcodec/dxva2.c index 32416112bf..b3b808b0b4 100644 --- a/libavcodec/dxva2.c +++ b/libavcodec/dxva2.c @@ -794,7 +794,7 @@ int ff_dxva2_commit_buffer(AVCodecContext *avctx, unsigned type, const void *data, unsigned size, unsigned mb_count) { - void *dxva_data; + void *dxva_data = NULL; unsigned dxva_size; int result; HRESULT hr = 0; @@ -816,7 +816,7 @@ int ff_dxva2_commit_buffer(AVCodecContext *avctx, type, (unsigned)hr); return -1; } - if (size <= dxva_size) { + if (dxva_data && size <= dxva_size) { memcpy(dxva_data, data, size); #if CONFIG_D3D11VA _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
