crash fix by Carl Eugen Hoyos cehoyos ag.or at

Originally committed as revision 7684 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago · 0c74098b1c
parent 9ce5f3b7ea
commit 0c74098b1c
1 changed files with 2 additions and 1 deletions
--- a/libavcodec/svq3.c
+++ b/libavcodec/svq3.c
@ -910,7 +910,8 @@ static int svq3_decode_frame (AVCodecContext *avctx,
      s->next_p_frame_damaged = 0;
  }

-  frame_start (h);
+  if (frame_start (h) < 0)
+    return -1;

  if (s->pict_type == B_TYPE) {
    h->frame_num_offset = (h->slice_num - h->prev_frame_num);