D55998.id174032.diff
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D55998.id174032.diff
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	diff --git a/contrib/bsnmp/snmp_mibII/mibII.c b/contrib/bsnmp/snmp_mibII/mibII.c
	--- a/contrib/bsnmp/snmp_mibII/mibII.c
	+++ b/contrib/bsnmp/snmp_mibII/mibII.c
	@@ -485,6 +485,7 @@
	syslog(LOG_WARNING, "sysctl linkmib estimate (%s): %m",
	ifp->name);
	if (ifp->specmib != NULL) {
	+ free(ifp->specmib);
	ifp->specmib = NULL;
	ifp->specmiblen = 0;
	}
	@@ -492,6 +493,7 @@
	}
	if (len == 0) {
	if (ifp->specmib != NULL) {
	+ free(ifp->specmib);
	ifp->specmib = NULL;
	ifp->specmiblen = 0;
	}
	@@ -500,6 +502,7 @@

	if (ifp->specmiblen != len) {
	if ((newmib = realloc(ifp->specmib, len)) == NULL) {
	+ free(ifp->specmib);
	ifp->specmib = NULL;
	ifp->specmiblen = 0;
	goto out;
	@@ -510,6 +513,7 @@
	if (sysctl(name, nitems(name), ifp->specmib, &len, NULL, 0) == -1) {
	syslog(LOG_WARNING, "sysctl linkmib (%s): %m", ifp->name);
	if (ifp->specmib != NULL) {
	+ free(ifp->specmib);
	ifp->specmib = NULL;
	ifp->specmiblen = 0;
	}
	@@ -546,9 +550,11 @@
	alias_maxlen = MIBIF_ALIAS_SIZE_MAX;

	/*
	+ * Free any alias memory allocated by a previous call.
	* Allocate maximum memory for a buffer and later reallocate
	* to free extra memory.
	*/
	+ free(ifp->alias);
	if ((ifp->alias = malloc(alias_maxlen)) == NULL) {
	syslog(LOG_WARNING, "malloc(%d) failed: %m", (int)alias_maxlen);
	goto fin;