Found while reviewing: CID1500309 Unintentional integer overflow
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <[email protected]>
---
libavcodec/tests/jpeg2000dwt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/tests/jpeg2000dwt.c b/libavcodec/tests/jpeg2000dwt.c
index 6148f0dacfe..520ecc05a3a 100644
--- a/libavcodec/tests/jpeg2000dwt.c
+++ b/libavcodec/tests/jpeg2000dwt.c
@@ -52,7 +52,7 @@ static int test_dwt(int *array, int *ref, int border[2][2],
int decomp_levels, i
return 1;
}
for (j = 0; j<MAX_W * MAX_W; j++) {
- if (FFABS(array[j] - ref[j]) > max_diff) {
+ if (FFABS(array[j] - (int64_t)ref[j]) > max_diff) {
fprintf(stderr, "missmatch at %d (%d != %d) decomp:%d border %d %d
%d %d\n",
j, array[j], ref[j],decomp_levels, border[0][0],
border[0][1], border[1][0], border[1][1]);
return 2;
--
2.45.1
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