diff --git a/sbin/ipf/ipmon/ipmon.c b/sbin/ipf/ipmon/ipmon.c
index 4f07dda27e62..3aa6d4d05043 100644
--- a/sbin/ipf/ipmon/ipmon.c
+++ b/sbin/ipf/ipmon/ipmon.c
@@ -304,7 +304,6 @@ static icmp_subtype_t *
 find_icmpsubtype(int type, icmp_subtype_t *table, size_t tablesz)
 {
 	icmp_subtype_t *ist;
-	int i;
 
 	if (tablesz < 2)
 		return (NULL);
@@ -312,11 +311,10 @@ find_icmpsubtype(int type, icmp_subtype_t *table, size_t tablesz)
 	if ((type < 0) || (type > table[tablesz - 2].ist_val))
 		return (NULL);
 
-	i = type;
 	if (table[type].ist_val == type)
 		return (table + type);
 
-	for (i = 0, ist = table; ist->ist_val != -2; i++, ist++)
+	for (ist = table; ist->ist_val != -2; ist++)
 		if (ist->ist_val == type)
 			return (ist);
 	return (NULL);
@@ -327,7 +325,6 @@ static icmp_type_t *
 find_icmptype(int type, icmp_type_t *table, size_t tablesz)
 {
 	icmp_type_t *it;
-	int i;
 
 	if (tablesz < 2)
 		return (NULL);
@@ -335,11 +332,10 @@ find_icmptype(int type, icmp_type_t *table, size_t tablesz)
 	if ((type < 0) || (type > table[tablesz - 2].it_val))
 		return (NULL);
 
-	i = type;
 	if (table[type].it_val == type)
 		return (table + type);
 
-	for (i = 0, it = table; it->it_val != -2; i++, it++)
+	for (it = table; it->it_val != -2; it++)
 		if (it->it_val == type)
 			return (it);
 	return (NULL);