Commit 09d5929f authored by Michael Niedermayer's avatar Michael Niedermayer Committed by Luca Barbato
Browse files

jpeg2000: Do not crash on NULL node in tag_tree_decode


Signed-off-by: default avatarLuca Barbato <lu_zero@gentoo.org>
parent aa16bbaf
......@@ -119,6 +119,9 @@ static int tag_tree_decode(Jpeg2000DecoderContext *s, Jpeg2000TgtNode *node,
Jpeg2000TgtNode *stack[30];
int sp = -1, curval = 0;
if (!node)
return AVERROR_INVALIDDATA;
while (node && !node->vis) {
stack[++sp] = node;
node = node->parent;
......
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