diff options
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/formats.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavfilter/formats.c b/libavfilter/formats.c index e175cd3314..2a9bdb0bd0 100644 --- a/libavfilter/formats.c +++ b/libavfilter/formats.c @@ -133,10 +133,12 @@ static int find_ref_index(AVFilterFormats **ref) void avfilter_formats_unref(AVFilterFormats **ref) { + int idx; + if (!*ref) return; - int idx = find_ref_index(ref); + idx = find_ref_index(ref); if(idx >= 0) memmove((*ref)->refs + idx, (*ref)->refs + idx+1, |