Remove now unneded KEY_FREESP() for case when ipsec[46]_process_packet()

returns EJUSTRETURN.

Sponsored by:	Yandex LLC

sys/netinet/ip_ipsec.c

@@ -237,9 +237,7 @@ ip_ipsec_output(struct mbuf **m, struct inpcb *inp, int *error)
 		/* No IPsec processing for this packet. */
 	}
 done:
-	if (sp != NULL)
-		KEY_FREESP(&sp);
-	return 0;
+	return (0);
 reinjected:
 	return (-1);
 bad:

sys/netinet6/ip6_ipsec.c

@@ -251,9 +251,7 @@ ip6_ipsec_output(struct mbuf **m, struct inpcb *inp, int *error)
 		/* No IPsec processing for this packet. */
 	}
 done:
-	if (sp != NULL)
-		KEY_FREESP(&sp);
-	return 0;
+	return (0);
 reinjected:
 	return (-1);
 bad: