X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=include%2Fnet%2Fip.h;h=af8addbaa3c188a896b74ff9646b6fdd692d1c8e;hb=4d029763724b6365c83c98f86f0958882efa8796;hp=9896f46cbbf11235395d75a5ec18a14736ee099d;hpb=e50f82f809243f849122e06b8119da9dc00fc765;p=mirror_ubuntu-hirsute-kernel.git

diff --git a/include/net/ip.h b/include/net/ip.h
index 9896f46cbbf1..af8addbaa3c1 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -34,6 +34,7 @@
 #include <net/flow_dissector.h>
 
 #define IPV4_MAX_PMTU		65535U		/* RFC 2675, Section 5.1 */
+#define IPV4_MIN_MTU		68			/* RFC 791 */
 
 struct sock;