av_memcpy_backptr: avoid an infinite loop for back = 0
authorAnton Khirnov <anton@khirnov.net>
Wed, 13 Feb 2013 20:36:25 +0000 (21:36 +0100)
committerReinhard Tartler <siretart@tauware.de>
Sat, 23 Feb 2013 13:40:30 +0000 (14:40 +0100)
commit48fd461977f77f02668111769865e3740908e82a
tree0de5e7da9bd6250076320f5376d8a85784876bfc
parent612b28194b4c1fb55c8620a8cddf77ea6e81b9bf
av_memcpy_backptr: avoid an infinite loop for back = 0

CC:libav-stable@libav.org
(cherry picked from commit f935aca44c674d30e3ed940ef73bbad1228a5855)

Signed-off-by: Reinhard Tartler <siretart@tauware.de>
libavutil/mem.c