avcodec/dovi_rpudec: don't unnecessarily allocate DOVIExt

6 months ago · 1c4d4cc368
parent a1f96ae157
commit 1c4d4cc368
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/dovi_rpudec.c
+++ b/libavcodec/dovi_rpudec.c
@ -289,7 +289,7 @@ static int parse_ext_blocks(DOVIContext *s, GetBitContext *gb, int ver)
    num_ext_blocks = get_ue_golomb_31(gb);
    align_get_bits(gb);
-    if (!ext) {
+    if (num_ext_blocks && !ext) {
        ext = s->ext_blocks = ff_refstruct_allocz(sizeof(*s->ext_blocks));
        if (!ext)
            return AVERROR(ENOMEM);