vorbisenc: detect if new_template is NULL
Fixes
@@ -1210,7 +1210,7 @@ int vorbis_encode_ctl(vorbis_info *vi,int number,void *arg){
hi->req,
hi->managed,
&new_base);
- if(!hi->setup)return OV_EIMPL;
+ if(!new_template)return OV_EIMPL;
hi->setup=new_template;
hi->base_setting=new_base;
vorbis_encode_setup_setting(vi,vi->channels,vi->rate);
