udplite: Print deprecation notice.

[tomoyo/tomoyo-test1.git] / net / ipv6 / udplite.c

diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 3bab0cc..8e010d0 100644 (file)
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -8,6 +8,8 @@
  *  Changes:
  *  Fixes:
  */
+#define pr_fmt(fmt) "UDPLite6: " fmt
+
 #include <linux/export.h>
 #include <linux/proc_fs.h>
 #include "udp_impl.h"
@@ -16,6 +18,8 @@ static int udplitev6_sk_init(struct sock *sk)
 {
        udpv6_init_sock(sk);
        udp_sk(sk)->pcflag = UDPLITE_BIT;
+       pr_warn_once("UDP-Lite is deprecated and scheduled to be removed in 2025, "
+                    "please contact the netdev mailing list\n");
        return 0;
 }