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addr2line: fix allocation leak in error path

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CID:		1437677
Reported by:	Coverity Scan
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Ed Maste 2020-12-03 14:41:11 +00:00
parent b946eede04
commit 67b94fc58e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=368302
1 changed files with 1 additions and 0 deletions
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contrib/elftoolchain/addr2line/addr2line.c
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@ -491,6 +491,7 @@ check_labels(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Unsigned addr,
if (dwarf_tag(prev_die, &tag, &de) != DW_DLV_OK) {
warnx("dwarf_tag failed: %s",
dwarf_errmsg(de));
free(labels);
return DW_DLV_ERROR;
}
if (tag == DW_TAG_label) {