avfilter: remove useless cast

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 3f70153986e116891f6e0295752ab22a1bb2be12..fa91e608e403b1ee8db1f32d32998b196aab3026 100644 (file)
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -528,7 +528,7 @@ const AVFilter *avfilter_get_by_name(const char *name)
 
     while ((f = av_filter_iterate(&opaque)))
         if (!strcmp(f->name, name))
-            return (AVFilter *)f;
+            return f;
 
     return NULL;
 }