avcodec/diracdec: Fix integer overflow in divide3()
Fixes: runtime error: signed integer overflow: -
1073746548 * 21845 cannot be represented in type 'int'
Fixes: 2729/clusterfuzz-testcase-minimized-
5902915464069120
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit
c0220c768c7fc933a76c863ebbb0abdf68a88533)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>