avf_showwaves: fix null pointer dereference
authorMichael Niedermayer <michaelni@gmx.at>
Mon, 21 Jan 2013 22:00:20 +0000 (23:00 +0100)
committerMichael Niedermayer <michaelni@gmx.at>
Mon, 21 Jan 2013 22:15:12 +0000 (23:15 +0100)
commit78526c279fddc9f497e65ef937783e7c8519102e
tree22b6e04beb1381b456e21a52eb3dcc42b7b99eeb
parent5ee483ae62663361833d70263cd4d626ba280452
avf_showwaves: fix null pointer dereference

Found-by: durandal_1707
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e4eebc2da9da886e1bdf87d29e9a4c5b55111036)

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