diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 22cd19e..4351ca2 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -714,7 +714,7 @@
 EXPORT_SYMBOL_GPL(inet_csk_compat_getsockopt);
 
 int inet_csk_compat_setsockopt(struct sock *sk, int level, int optname,
-			       char __user *optval, int optlen)
+			       char __user *optval, unsigned int optlen)
 {
 	const struct inet_connection_sock *icsk = inet_csk(sk);
 
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 5a06935..0c0b6e3 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -440,7 +440,7 @@
  */
 
 static int do_ip_setsockopt(struct sock *sk, int level,
-			    int optname, char __user *optval, int optlen)
+			    int optname, char __user *optval, unsigned int optlen)
 {
 	struct inet_sock *inet = inet_sk(sk);
 	int val = 0, err;
@@ -950,7 +950,7 @@
 }
 
 int ip_setsockopt(struct sock *sk, int level,
-		int optname, char __user *optval, int optlen)
+		int optname, char __user *optval, unsigned int optlen)
 {
 	int err;
 
@@ -975,7 +975,7 @@
 
 #ifdef CONFIG_COMPAT
 int compat_ip_setsockopt(struct sock *sk, int level, int optname,
-			 char __user *optval, int optlen)
+			 char __user *optval, unsigned int optlen)
 {
 	int err;
 
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index c43ec2d..630a56d 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -931,7 +931,7 @@
  *	MOSPF/PIM router set up we can clean this up.
  */
 
-int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, int optlen)
+int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, unsigned int optlen)
 {
 	int ret;
 	struct vifctl vif;
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index ebb1e58..757c917 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -741,7 +741,7 @@
 }
 
 static int do_raw_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (optname == ICMP_FILTER) {
 		if (inet_sk(sk)->num != IPPROTO_ICMP)
@@ -753,7 +753,7 @@
 }
 
 static int raw_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_RAW)
 		return ip_setsockopt(sk, level, optname, optval, optlen);
@@ -762,7 +762,7 @@
 
 #ifdef CONFIG_COMPAT
 static int compat_raw_setsockopt(struct sock *sk, int level, int optname,
-				 char __user *optval, int optlen)
+				 char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_RAW)
 		return compat_ip_setsockopt(sk, level, optname, optval, optlen);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 21387eb..5a15e76 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2032,7 +2032,7 @@
  *	Socket option code for TCP.
  */
 static int do_tcp_setsockopt(struct sock *sk, int level,
-		int optname, char __user *optval, int optlen)
+		int optname, char __user *optval, unsigned int optlen)
 {
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct inet_connection_sock *icsk = inet_csk(sk);
@@ -2220,7 +2220,7 @@
 }
 
 int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
-		   int optlen)
+		   unsigned int optlen)
 {
 	struct inet_connection_sock *icsk = inet_csk(sk);
 
@@ -2232,7 +2232,7 @@
 
 #ifdef CONFIG_COMPAT
 int compat_tcp_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_TCP)
 		return inet_csk_compat_setsockopt(sk, level, optname,
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index ebaaa7f..3326aff 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1359,7 +1359,7 @@
  *	Socket option code for UDP
  */
 int udp_lib_setsockopt(struct sock *sk, int level, int optname,
-		       char __user *optval, int optlen,
+		       char __user *optval, unsigned int optlen,
 		       int (*push_pending_frames)(struct sock *))
 {
 	struct udp_sock *up = udp_sk(sk);
@@ -1441,7 +1441,7 @@
 EXPORT_SYMBOL(udp_lib_setsockopt);
 
 int udp_setsockopt(struct sock *sk, int level, int optname,
-		   char __user *optval, int optlen)
+		   char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
@@ -1451,7 +1451,7 @@
 
 #ifdef CONFIG_COMPAT
 int compat_udp_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 9f4a616..aaad650 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -11,13 +11,13 @@
 extern int	udp_v4_get_port(struct sock *sk, unsigned short snum);
 
 extern int	udp_setsockopt(struct sock *sk, int level, int optname,
-			       char __user *optval, int optlen);
+			       char __user *optval, unsigned int optlen);
 extern int	udp_getsockopt(struct sock *sk, int level, int optname,
 			       char __user *optval, int __user *optlen);
 
 #ifdef CONFIG_COMPAT
 extern int	compat_udp_setsockopt(struct sock *sk, int level, int optname,
-				      char __user *optval, int optlen);
+				      char __user *optval, unsigned int optlen);
 extern int	compat_udp_getsockopt(struct sock *sk, int level, int optname,
 				      char __user *optval, int __user *optlen);
 #endif