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| author | Paul B Mahol <onemda@gmail.com> | 2018-12-22 10:45:22 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2018-12-22 11:14:39 +0100 |
| commit | e9909fe194181d99148ed7f2c605866dfef6c72a (patch) | |
| tree | 49a3efd4d6ec24bc006d46f568f1730ccee0e759 | |
| parent | 14c2f7f65260cbd1475075edf9acf2b82c8dcb36 (diff) | |
| download | ffmpeg-e9909fe194181d99148ed7f2c605866dfef6c72a.tar.gz | |
avformat/vividas: check if size is enough big in xor_block
| -rw-r--r-- | libavformat/vividas.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavformat/vividas.c b/libavformat/vividas.c index dc446929c3..ecbe47765c 100644 --- a/libavformat/vividas.c +++ b/libavformat/vividas.c @@ -129,11 +129,12 @@ static void xor_block(void *p1, void *p2, unsigned size, int key, unsigned *key_ size >>= 2; - while (size--) { + while (size > 0) { *d2 = *d1 ^ k; k += key; d1++; d2++; + size--; } *key_ptr = k; |