avfilter/af_afftfilt: Set last_expr to the default
authorMichael Niedermayer <michael@niedermayer.cc>
Thu, 4 Feb 2016 13:04:43 +0000 (14:04 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Thu, 4 Feb 2016 14:13:39 +0000 (15:13 +0100)
commitf89bc661b429e02dc244c5b0e1a4441c6f72a9ec
tree9d397a502c3a44fc8453f61b985b2b202c5a8e7c
parenta969a914f5586b1110d77736bc8a57bfe315f96d
avfilter/af_afftfilt: Set last_expr to the default

This fixes a null pointer dereferece
Fixes: CID1351346

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavfilter/af_afftfilt.c