vc1dec: raise an error if sprite picture data is missing

Bug-Id: 1013 CC: libav-stable@libav.org
8 years ago · 2e1ab6a67d
parent ecc5c4db2d
commit 2e1ab6a67d
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@ -270,7 +270,7 @@ static int vc1_decode_sprites(VC1Context *v, GetBitContext* gb)

    vc1_parse_sprites(v, gb, &sd);

-    if (!s->current_picture.f->data[0]) {
+    if (!s->current_picture.f || !s->current_picture.f->data[0]) {
        av_log(avctx, AV_LOG_ERROR, "Got no sprites\n");
        return -1;
    }