--- /usr/src/sys/dev/cxgbe/iw_cxgbe/cm.c.orig	2023-11-10 03:07:51.000000000 +0300
+++ /usr/src/sys/dev/cxgbe/iw_cxgbe/cm.c	2024-05-30 18:32:46.119247000 +0300
@@ -65,6 +65,7 @@
 #include <linux/types.h>
 #include "offload.h"
 #include "tom/t4_tom.h"
+#include "myloop_masklen.h"
 
 #define TOEPCB(so)  ((struct toepcb *)(sototcpcb((so))->t_toe))
 
@@ -944,7 +945,7 @@
 	}
 }
 
-#define _IN_LOOPBACK(i)	(((in_addr_t)(i) & 0xff000000) == 0x7f000000)
+#define _IN_LOOPBACK(i)	IN_MY_LOOP(i)
 static inline bool c4iw_loopback_addr(struct sockaddr *addr, struct vnet *vnet)
 {
 	bool ret;