[FFmpeg-cvslog] lavfi/tinterlace: remove unnecessary NULL check in start_frame()

[Stefano Sabatini]

ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Fri Apr 27 22:21:22 2012 +0200| [18c6bd098baba1ace8fea946e4bc0c60098f49d4] | committer: Stefano Sabatini

lavfi/tinterlace: remove unnecessary NULL check in start_frame()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=18c6bd098baba1ace8fea946e4bc0c60098f49d4
---

 libavfilter/vf_tinterlace.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/libavfilter/vf_tinterlace.c b/libavfilter/vf_tinterlace.c
index ac83503..62e8d46 100644
--- a/libavfilter/vf_tinterlace.c
+++ b/libavfilter/vf_tinterlace.c
@@ -165,8 +165,7 @@ static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
     AVFilterContext *ctx = inlink->dst;
     TInterlaceContext *tinterlace = ctx->priv;
 
-    if (tinterlace->cur)
-        avfilter_unref_buffer(tinterlace->cur);
+    avfilter_unref_buffer(tinterlace->cur);
     tinterlace->cur  = tinterlace->next;
     tinterlace->next = picref;
 }