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>
Sun, 21 Dec 2014 03:40:35 +0000 (04:40 +0100)
commite78e2dc6e15d8699bf0b60299b0f7d5c20830c22
tree8d195008474e234241087ee4dfad4f504733d96a
parentdc1cf5febb7faefa4b24e991eaf3a09447b2c878
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