takdec: ensure chan2 is a valid channel index
authorAndreas Cadhalpun <andreas.cadhalpun@googlemail.com>
Tue, 9 Jun 2015 22:12:38 +0000 (00:12 +0200)
committerMichael Niedermayer <michaelni@gmx.at>
Wed, 10 Jun 2015 10:23:21 +0000 (12:23 +0200)
commit1051c152f97c0e22436fee3657dc7c31a229aba4
tree1e95df94941a5fdb340b46df781aed31764c91fa
parent5a0862af55298259c4528645695c8348c830be38
takdec: ensure chan2 is a valid channel index

If chan2 is not smaller than the number of channels, it can cause
segmentation faults due to dereferencing a NULL pointer.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 05c57ba2f42324da2fdc93d83d65bb68dd637613)

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