[FFmpeg-cvslog] avcodec/dcadec: fix a -Wsometimes-unitialized on clang

[Ganesh Ajjanagadde]

ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Sat Sep 19 01:00:42 2015 -0400| [9db6c8815d9dc2f18b1a996372ec71900adb3638] | committer: Michael Niedermayer

avcodec/dcadec: fix a -Wsometimes-unitialized on clang

This fixes a genuine -Wsometimes-unitialized reported on clang, e.g
http://fate.ffmpeg.org/log.cgi?time=20150918181527&log=compile&slot=x86_64-darwin-clang-polly-vectorize-stripmine-3.7.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9db6c8815d9dc2f18b1a996372ec71900adb3638
---

 libavcodec/dcadec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/dcadec.c b/libavcodec/dcadec.c
index bc1222b..10efdda 100644
--- a/libavcodec/dcadec.c
+++ b/libavcodec/dcadec.c
@@ -1456,7 +1456,7 @@ static float dca_dmix_code(unsigned code)
 static int scan_for_extensions(AVCodecContext *avctx)
 {
     DCAContext *s = avctx->priv_data;
-    int core_ss_end, ret;
+    int core_ss_end, ret = 0;
 
     core_ss_end = FFMIN(s->frame_size, s->dca_buffer_size) * 8;