4xm: Dont ignore dc run errors

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · 68efb1d60a
parent 13c56e9a9c
commit 68efb1d60a
1 changed files with 3 additions and 1 deletions
--- a/libavcodec/4xm.c
+++ b/libavcodec/4xm.c
@ -506,8 +506,10 @@ static int decode_i_block(FourXContext *f, int16_t *block)

    /* DC coef */
    val = get_vlc2(&f->pre_gb, f->pre_vlc.table, ACDC_VLC_BITS, 3);
-    if (val >> 4)
+    if (val >> 4) {
        av_log(f->avctx, AV_LOG_ERROR, "error dc run != 0\n");
+        return AVERROR_INVALIDDATA;
+    }

    if (val)
        val = get_xbits(&f->gb, val);