Fixes: signed integer overflow:
2147475672 + 8192 cannot be represented in type 'int'
Fixes: 15415/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ILBC_fuzzer-
5712074128228352
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
int16_t cbvec0[SUBL];
int16_t cbvec1[SUBL];
int16_t cbvec2[SUBL];
- int32_t a32;
+ unsigned a32;
int16_t *gainPtr;
int j;
for (j = 0; j < veclen; j++) {
a32 = SPL_MUL_16_16(*gainPtr++, cbvec0[j]);
a32 += SPL_MUL_16_16(*gainPtr++, cbvec1[j]);
- a32 += (unsigned)SPL_MUL_16_16(*gainPtr, cbvec2[j]);
+ a32 += SPL_MUL_16_16(*gainPtr, cbvec2[j]);
gainPtr -= 2;
- decvector[j] = (a32 + 8192) >> 14;
+ decvector[j] = (int)(a32 + 8192) >> 14;
}
}