avcodec/truemotion2: Fix integer overflow in tm2_decode_blocks()
Fixes: signed integer overflow: 255 +
2147483634 cannot be represented in type 'int'
Fixes: 13472/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-
5712444142387200
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
0ad0533e914a2618aea1dc77748037bd8459f61d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>