doc/examples/hw_decode: Remove useless NULL check

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

diff --git a/doc/examples/hw_decode.c b/doc/examples/hw_decode.c
index 14fe08b374f9e8d63921f4fa6d26b89f7f4604b5..74a0ca32db0f0e7d0995c090eb2b14109b84d51b 100644 (file)
--- 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;
     }