1 files changed, 1 insertions, 1 deletions

diff --git a/include/net/udp.h b/include/net/udp.h
index c490a0f662ac..db0c05f67546 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -48,7 +48,7 @@ extern struct proto udp_prot;
 struct sk_buff;
 
 extern int      udp_get_port(struct sock *sk, unsigned short snum,
-                             int (*saddr_cmp)(struct sock *, struct sock *));
+                             int (*saddr_cmp)(const struct sock *, const struct sock *));
 extern void     udp_err(struct sk_buff *, u32);
 
 extern int      udp_sendmsg(struct kiocb *iocb, struct sock *sk,