D21523.id.diff
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D21523.id.diff
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	Index: head/lib/libc/nameser/ns_name.c
	===================================================================
	--- head/lib/libc/nameser/ns_name.c
	+++ head/lib/libc/nameser/ns_name.c
	@@ -684,7 +684,7 @@
	{
	const u_char *cp;
	u_int n;
	- int l;
	+ int l = 0;

	cp = *ptrptr;
	while (cp < eom && (n = *cp++) != 0) {
	@@ -694,7 +694,7 @@
	cp += n;
	continue;
	case NS_TYPE_ELT: /%< EDNS0 extended label /
	- if ((l = labellen(cp - 1)) < 0) {
	+ if (cp < eom && (l = labellen(cp - 1)) < 0) {
	errno = EMSGSIZE; /%< XXX /
	return (-1);
	}