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avcodec/tiff: Perform multiply in tiff_unpack_lzma() as 64bit
This should make no difference as the value should not be able to be that large
but its more correct this way
Fixes CID1348138
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Michael Niedermayer authored on 2017/01/09 00:37:56Showing 1 changed files
| ... | ... |
@@ -408,7 +408,7 @@ static int tiff_unpack_lzma(TiffContext *s, AVFrame *p, uint8_t *dst, int stride |
| 408 | 408 |
const uint8_t *src, int size, int width, int lines, |
| 409 | 409 |
int strip_start, int is_yuv) |
| 410 | 410 |
{
|
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- uint64_t outlen = width * lines; |
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+ uint64_t outlen = width * (uint64_t)lines; |
|
| 412 | 412 |
int ret, line; |
| 413 | 413 |
uint8_t *buf = av_malloc(outlen); |
| 414 | 414 |
if (!buf) |