[FFmpeg-cvslog] doc/examples/hw_decode: Remove useless NULL check

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sun Mar 25 20:21:37 2018 +0200| [49a0b3f6bc963583a490c3397f2055365b4d821e] | committer: Michael Niedermayer

doc/examples/hw_decode: Remove useless NULL check

Reviewed-by: Jun Zhao <mypopydev at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=49a0b3f6bc963583a490c3397f2055365b4d821e
---

 doc/examples/hw_decode.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/doc/examples/hw_decode.c b/doc/examples/hw_decode.c
index 14fe08b374..74a0ca32db 100644
--- a/doc/examples/hw_decode.c
+++ b/doc/examples/hw_decode.c
@@ -138,8 +138,7 @@ static int decode_write(AVCodecContext *avctx, AVPacket *packet)
     fail:
         av_frame_free(&frame);
         av_frame_free(&sw_frame);
-        if (buffer)
-            av_freep(&buffer);
+        av_freep(&buffer);
         if (ret < 0)
             return ret;
     }