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[PATCH] (10/17) netlink/packet -- size_t for send/recvmsg

To: "David S. Miller" <davem@xxxxxxxxxx>
Subject: [PATCH] (10/17) netlink/packet -- size_t for send/recvmsg
From: Stephen Hemminger <shemminger@xxxxxxxx>
Date: Fri, 9 Jan 2004 14:02:36 -0800
Cc: netdev@xxxxxxxxxxx
Sender: netdev-bounce@xxxxxxxxxxx
Convert "maintance protocols" af_key, packet, netlink 
over to use unsigned length for send/receive message.

diff -Nru a/net/key/af_key.c b/net/key/af_key.c
--- a/net/key/af_key.c  Mon Dec  8 16:19:58 2003
+++ b/net/key/af_key.c  Mon Dec  8 16:19:58 2003
@@ -2655,7 +2655,7 @@
 }
 
 static int pfkey_sendmsg(struct kiocb *kiocb,
-                        struct socket *sock, struct msghdr *msg, int len)
+                        struct socket *sock, struct msghdr *msg, size_t len)
 {
        struct sock *sk = sock->sk;
        struct sk_buff *skb = NULL;
@@ -2697,7 +2697,7 @@
 }
 
 static int pfkey_recvmsg(struct kiocb *kiocb,
-                        struct socket *sock, struct msghdr *msg, int len,
+                        struct socket *sock, struct msghdr *msg, size_t len,
                         int flags)
 {
        struct sock *sk = sock->sk;
diff -Nru a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
--- a/net/netlink/af_netlink.c  Mon Dec  8 16:19:58 2003
+++ b/net/netlink/af_netlink.c  Mon Dec  8 16:19:58 2003
@@ -601,7 +601,7 @@
 }
 
 static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock,
-                          struct msghdr *msg, int len)
+                          struct msghdr *msg, size_t len)
 {
        struct sock_iocb *siocb = kiocb_to_siocb(kiocb);
        struct sock *sk = sock->sk;
@@ -641,7 +641,7 @@
        }
 
        err = -EMSGSIZE;
-       if ((unsigned)len > sk->sk_sndbuf - 32)
+       if (len > sk->sk_sndbuf - 32)
                goto out;
        err = -ENOBUFS;
        skb = alloc_skb(len, GFP_KERNEL);
@@ -683,7 +683,7 @@
 }
 
 static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
-                          struct msghdr *msg, int len,
+                          struct msghdr *msg, size_t len,
                           int flags)
 {
        struct sock_iocb *siocb = kiocb_to_siocb(kiocb);
@@ -691,7 +691,7 @@
        struct sock *sk = sock->sk;
        struct netlink_opt *nlk = nlk_sk(sk);
        int noblock = flags&MSG_DONTWAIT;
-       int copied;
+       size_t copied;
        struct sk_buff *skb;
        int err;
 
diff -Nru a/net/packet/af_packet.c b/net/packet/af_packet.c
--- a/net/packet/af_packet.c    Mon Dec  8 16:19:58 2003
+++ b/net/packet/af_packet.c    Mon Dec  8 16:19:58 2003
@@ -279,7 +279,7 @@
  */
  
 static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock,
-                              struct msghdr *msg, int len)
+                              struct msghdr *msg, size_t len)
 {
        struct sock *sk = sock->sk;
        struct sockaddr_pkt *saddr=(struct sockaddr_pkt *)msg->msg_name;
@@ -651,7 +651,7 @@
 
 
 static int packet_sendmsg(struct kiocb *iocb, struct socket *sock,
-                         struct msghdr *msg, int len)
+                         struct msghdr *msg, size_t len)
 {
        struct sock *sk = sock->sk;
        struct sockaddr_ll *saddr=(struct sockaddr_ll *)msg->msg_name;
@@ -999,7 +999,7 @@
  */
 
 static int packet_recvmsg(struct kiocb *iocb, struct socket *sock,
-                         struct msghdr *msg, int len, int flags)
+                         struct msghdr *msg, size_t len, int flags)
 {
        struct sock *sk = sock->sk;
        struct sk_buff *skb;

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