X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=net%2Fipv4%2Fip_sockglue.c;h=48f9cfbcc6a511c86cd9c9424c9a7d0d665e7c7b;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=8bb874be141afd0389b959aa26cec660da1d9243;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git

diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 8bb874be1..48f9cfbcc 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -92,7 +92,7 @@ static void ip_cmsg_recv_opts(struct msghdr *msg, struct sk_buff *skb)
 }
 
 
-void ip_cmsg_recv_retopts(struct msghdr *msg, struct sk_buff *skb)
+static void ip_cmsg_recv_retopts(struct msghdr *msg, struct sk_buff *skb)
 {
 	unsigned char optbuf[sizeof(struct ip_options) + 40];
 	struct ip_options * opt = (struct ip_options*)optbuf;
@@ -112,7 +112,7 @@ void ip_cmsg_recv_retopts(struct msghdr *msg, struct sk_buff *skb)
 
 void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb)
 {
-	struct inet_opt *inet = inet_sk(skb->sk);
+	struct inet_sock *inet = inet_sk(skb->sk);
 	unsigned flags = inet->cmsg_flags;
 
 	/* Ordered by supposed usage frequency */
@@ -146,11 +146,8 @@ int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc)
 	struct cmsghdr *cmsg;
 
 	for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) {
-		if (cmsg->cmsg_len < sizeof(struct cmsghdr) ||
-		    (unsigned long)(((char*)cmsg - (char*)msg->msg_control)
-				    + cmsg->cmsg_len) > msg->msg_controllen) {
+		if (!CMSG_OK(msg, cmsg))
 			return -EINVAL;
-		}
 		if (cmsg->cmsg_level != SOL_IP)
 			continue;
 		switch (cmsg->cmsg_type) {
@@ -189,7 +186,7 @@ int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc)
    sent to multicast group to reach destination designated router.
  */
 struct ip_ra_chain *ip_ra_chain;
-rwlock_t ip_ra_lock = RW_LOCK_UNLOCKED;
+DEFINE_RWLOCK(ip_ra_lock);
 
 int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *))
 {
@@ -237,7 +234,7 @@ int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct s
 void ip_icmp_error(struct sock *sk, struct sk_buff *skb, int err, 
 		   u16 port, u32 info, u8 *payload)
 {
-	struct inet_opt *inet = inet_sk(sk);
+	struct inet_sock *inet = inet_sk(sk);
 	struct sock_exterr_skb *serr;
 
 	if (!inet->recverr)
@@ -266,7 +263,7 @@ void ip_icmp_error(struct sock *sk, struct sk_buff *skb, int err,
 
 void ip_local_error(struct sock *sk, int err, u32 daddr, u16 port, u32 info)
 {
-	struct inet_opt *inet = inet_sk(sk);
+	struct inet_sock *inet = inet_sk(sk);
 	struct sock_exterr_skb *serr;
 	struct iphdr *iph;
 	struct sk_buff *skb;
@@ -345,7 +342,7 @@ int ip_recv_error(struct sock *sk, struct msghdr *msg, int len)
 	sin = &errhdr.offender;
 	sin->sin_family = AF_UNSPEC;
 	if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP) {
-		struct inet_opt *inet = inet_sk(sk);
+		struct inet_sock *inet = inet_sk(sk);
 
 		sin->sin_family = AF_INET;
 		sin->sin_addr.s_addr = skb->nh.iph->saddr;
@@ -386,7 +383,7 @@ out:
 
 int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen)
 {
-	struct inet_opt *inet = inet_sk(sk);
+	struct inet_sock *inet = inet_sk(sk);
 	int val=0,err;
 
 	if (level != SOL_IP)
@@ -432,7 +429,7 @@ int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
 			if (err)
 				break;
 			if (sk->sk_type == SOCK_STREAM) {
-				struct tcp_opt *tp = tcp_sk(sk);
+				struct tcp_sock *tp = tcp_sk(sk);
 #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 				if (sk->sk_family == PF_INET ||
 				    (!((1 << sk->sk_state) &
@@ -878,7 +875,7 @@ e_inval:
 
 int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen)
 {
-	struct inet_opt *inet = inet_sk(sk);
+	struct inet_sock *inet = inet_sk(sk);
 	int val;
 	int len;