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| author | Michael Niedermayer <michael@niedermayer.cc> | 2024-05-26 22:13:28 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2024-08-11 13:21:14 +0200 |
| commit | c8c59e99295f9ef572b5d6f0fd9075bb2b79acbd (patch) | |
| tree | ed3cd19fa2e08e4b8850e2c0a9b7f222fe144bb0 | |
| parent | b98125e5a52c2f96dc02380f8f7e3bb16752765b (diff) | |
| download | ffmpeg-c8c59e99295f9ef572b5d6f0fd9075bb2b79acbd.tar.gz | |
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 <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/dxva2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/dxva2.c b/libavcodec/dxva2.c index 6eb66c02e4..75ca84d0fe 100644 --- a/libavcodec/dxva2.c +++ b/libavcodec/dxva2.c @@ -806,7 +806,7 @@ 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; @@ -828,7 +828,7 @@ 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 |