[FFmpeg-cvslog] avcodec/takdec: Use memove, avoid undefined memcpy() use

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat Nov  7 20:05:27 2015 +0100| [7cea3430a56fb0ff6ef60f08620fd3875e7bfeb6] | committer: Michael Niedermayer

avcodec/takdec: Use memove, avoid undefined memcpy() use

Fixes: e214333cbd94c91228e624ff39329ce6/asan_generic_4a5159_6412_96cda2530e80607210ab41ccae3d456d.tak

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7cea3430a56fb0ff6ef60f08620fd3875e7bfeb6
---

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

diff --git a/libavcodec/takdec.c b/libavcodec/takdec.c
index e5c0723..dc0449e 100644
--- a/libavcodec/takdec.c
+++ b/libavcodec/takdec.c
@@ -645,7 +645,7 @@ static int decorrelate(TAKDecContext *s, int c1, int c2, int length)
                 *p1++ = v;
             }
 
-            memcpy(s->residues, &s->residues[tmp], 2 * filter_order);
+            memmove(s->residues, &s->residues[tmp], 2 * filter_order);
         }
 
         emms_c();