avcodec/indeo3: use signed variables to avoid underflow
authorMichael Niedermayer <michaelni@gmx.at>
Wed, 17 Dec 2014 02:14:21 +0000 (03:14 +0100)
committerMichael Niedermayer <michaelni@gmx.at>
Thu, 12 Mar 2015 17:03:49 +0000 (18:03 +0100)
commitcd4827dfd43a46bfa751c3521cd1f32be7d5a472
tree435e37c98d1881e09ded0eaae2204917046519e5
parent1d1cc267e6e7e846894fe58e5d63988ef4b77b8b
avcodec/indeo3: use signed variables to avoid underflow

Fixes out of array read
Fixes: signal_sigsegv_1b0a4da_1865_cov_2167818389_computer_anger.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3305acdc92fa37869f160a11a87741c8a0de0454)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
libavcodec/indeo3.c