[FFmpeg-cvslog] avstring: fix "warning: return discards const qualifier from pointer target type"

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Jan 30 16:54:15 2013 +0100| [32de2831036ae0ecdfa7bfdb3d59c1ae2095bbc8] | committer: Michael Niedermayer

avstring: fix "warning: return discards const qualifier from pointer target type"

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=32de2831036ae0ecdfa7bfdb3d59c1ae2095bbc8
---

 libavutil/avstring.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavutil/avstring.c b/libavutil/avstring.c
index 2f00374..e2422c0 100644
--- a/libavutil/avstring.c
+++ b/libavutil/avstring.c
@@ -69,11 +69,11 @@ char *av_strnstr(const char *haystack, const char *needle, size_t hay_length)
 {
     size_t needle_len = strlen(needle);
     if (!needle_len)
-        return haystack;
+        return (char*)haystack;
     while (hay_length >= needle_len) {
         hay_length--;
         if (!memcmp(haystack, needle, needle_len))
-            return haystack;
+            return (char*)haystack;
         haystack++;
     }
     return NULL;