return -1 on bitstream errors instead of continuing, as the following stuff almost...

Originally committed as revision 5613 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c
index 996567cbe4502316808c017bb736ed00836dc0ab..6752c2aef6d725920b0d0cd93147c441c6b8c95b 100644 (file)
--- a/libavcodec/cavs.c
+++ b/libavcodec/cavs.c
@@ -897,7 +897,7 @@ static int decode_mb_i(AVSContext *h) {
     pred_mode_uv = get_ue_golomb(gb);
     if(pred_mode_uv > 6) {
         av_log(h->s.avctx, AV_LOG_ERROR, "illegal intra chroma pred mode\n");
-        pred_mode_uv = 0;
+        return -1;
     }
 
     /* save pred modes before they get modified */