avcodec/h264_slice: Limit max_contexts when slice_context_count is initialized
authorMichael Niedermayer <michael@niedermayer.cc>
Tue, 24 Nov 2015 21:12:37 +0000 (22:12 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 14 Dec 2015 15:51:00 +0000 (16:51 +0100)
commit54e94522b899111dd4b9f93386d582d26859ead5
tree6c9bb367728bc06a5e75048409ef210e7b4dcd98
parent8405b6329463af8ac2e5dac4fcdda03888388f78
avcodec/h264_slice: Limit max_contexts when slice_context_count is initialized

Fixes out of array access
Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2049_f2192b6829ab6e0eefcb035329c03c60.264

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4ea4d2f438c9a7eba37980c9a87be4b34943e4d5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/h264_slice.c