Add missing NULL checks in avfilter_ref_buffer().

Originally committed as revision 24808 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-08-17 15:12:22 +00:00
parent 6fa5a91b14
commit 4f9ce3c4c7
1 changed files with 6 additions and 0 deletions

View File

@ -48,9 +48,15 @@ const char *avfilter_license(void)
AVFilterBufferRef *avfilter_ref_buffer(AVFilterBufferRef *ref, int pmask)
{
AVFilterBufferRef *ret = av_malloc(sizeof(AVFilterBufferRef));
if (!ret)
return NULL;
*ret = *ref;
if (ref->type == AVMEDIA_TYPE_VIDEO) {
ret->video = av_malloc(sizeof(AVFilterBufferRefVideoProps));
if (!ret->video) {
av_free(ret);
return NULL;
}
*ret->video = *ref->video;
}
ret->perms &= pmask;