diff --git a/net/socket.c b/net/socket.c
index 7848d12..717a5f1 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1918,7 +1918,8 @@
 		 * Afterwards, it will be a kernel pointer. Thus the compiler-assisted
 		 * checking falls down on this.
 		 */
-		if (copy_from_user(ctl_buf, (void __user *)msg_sys.msg_control,
+		if (copy_from_user(ctl_buf,
+				   (void __user __force *)msg_sys.msg_control,
 				   ctl_len))
 			goto out_freectl;
 		msg_sys.msg_control = ctl_buf;
@@ -3053,14 +3054,19 @@
 			char *optval, int *optlen)
 {
 	mm_segment_t oldfs = get_fs();
+	char __user *uoptval;
+	int __user *uoptlen;
 	int err;
 
+	uoptval = (char __user __force *) optval;
+	uoptlen = (int __user __force *) optlen;
+
 	set_fs(KERNEL_DS);
 	if (level == SOL_SOCKET)
-		err = sock_getsockopt(sock, level, optname, optval, optlen);
+		err = sock_getsockopt(sock, level, optname, uoptval, uoptlen);
 	else
-		err = sock->ops->getsockopt(sock, level, optname, optval,
-					    optlen);
+		err = sock->ops->getsockopt(sock, level, optname, uoptval,
+					    uoptlen);
 	set_fs(oldfs);
 	return err;
 }
@@ -3070,13 +3076,16 @@
 			char *optval, unsigned int optlen)
 {
 	mm_segment_t oldfs = get_fs();
+	char __user *uoptval;
 	int err;
 
+	uoptval = (char __user __force *) optval;
+
 	set_fs(KERNEL_DS);
 	if (level == SOL_SOCKET)
-		err = sock_setsockopt(sock, level, optname, optval, optlen);
+		err = sock_setsockopt(sock, level, optname, uoptval, optlen);
 	else
-		err = sock->ops->setsockopt(sock, level, optname, optval,
+		err = sock->ops->setsockopt(sock, level, optname, uoptval,
 					    optlen);
 	set_fs(oldfs);
 	return err;