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Fix nullptr deref in yasm_expr__copy_except (#241)

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dataisland 2023-09-22 00:04:21 -05:00 • committed by GitHub
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commit 0dfac4d4da
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1 changed files with 4 additions and 1 deletions
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libyasm/expr.c
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@ -994,7 +994,10 @@ yasm_expr__copy_except(const yasm_expr *e, int except)
{
yasm_expr *n;
int i;
if (e == NULL)
return NULL;
n = yasm_xmalloc(sizeof(yasm_expr) +
sizeof(yasm_expr__item)*(e->numterms<2?0:e->numterms-2));