avcodec/hevc_ps: Only discard overread VPS if a previous is available

Fixes Ticket4621 Signed-off-by: Michael Niedermayer <[email protected]>
fritsch · Jul 5, 2015 · 8bf7719 · 8bf7719
1 parent 28dd9c6
commit 8bf7719
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
@@ -461,7 +461,8 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
     if (get_bits_left(gb) < 0) {
         av_log(s->avctx, AV_LOG_ERROR,
                "Overread VPS by %d bits\n", -get_bits_left(gb));
-        goto err;
+        if (s->vps_list[vps_id])
+            goto err;
     }
 
     av_buffer_unref(&s->vps_list[vps_id]);