Remove return statements following infinite loops without break

These statements cannot be reached and are thus not needed.
This removes a number of compiler warnings.

Signed-off-by: Mans Rullgard <mans@mansr.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 03c95c191d..986cad5fd2 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -1928,8 +1928,6 @@ static int slice_decode_thread(AVCodecContext *c, void *arg){
         if(mb_y < 0 || mb_y >= s->end_mb_y)
             return -1;
     }
-
-    return 0; //not reached
 }
 
 /**