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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-02 07:55:08 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-02 07:55:08 -0800
commit6d6b89bd2e316b78d668f761d380837b81fa71ef (patch)
tree7e63c58611fc6181153526abbdafdd846ed1a19d /net/ipv4/udp.c
parent13dda80e48439b446d0bc9bab34b91484bc8f533 (diff)
parent2507c05ff55fbf38326b08ed27eaed233bc75042 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1341 commits) virtio_net: remove forgotten assignment be2net: fix tx completion polling sis190: fix cable detect via link status poll net: fix protocol sk_buff field bridge: Fix build error when IGMP_SNOOPING is not enabled bnx2x: Tx barriers and locks scm: Only support SCM_RIGHTS on unix domain sockets. vhost-net: restart tx poll on sk_sndbuf full vhost: fix get_user_pages_fast error handling vhost: initialize log eventfd context pointer vhost: logging thinko fix wireless: convert to use netdev_for_each_mc_addr ethtool: do not set some flags, if others failed ipoib: returned back addrlen check for mc addresses netlink: Adding inode field to /proc/net/netlink axnet_cs: add new id bridge: Make IGMP snooping depend upon BRIDGE. bridge: Add multicast count/interval sysfs entries bridge: Add hash elasticity/max sysfs entries bridge: Add multicast_snooping sysfs toggle ... Trivial conflicts in Documentation/feature-removal-schedule.txt
Diffstat (limited to 'net/ipv4/udp.c')
-rw-r--r--net/ipv4/udp.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index f0126fdd7e0..608a5446d05 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1117,7 +1117,7 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
struct inet_sock *inet = inet_sk(sk);
struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name;
struct sk_buff *skb;
- unsigned int ulen, copied;
+ unsigned int ulen;
int peeked;
int err;
int is_udplite = IS_UDPLITE(sk);
@@ -1138,10 +1138,9 @@ try_again:
goto out;
ulen = skb->len - sizeof(struct udphdr);
- copied = len;
- if (copied > ulen)
- copied = ulen;
- else if (copied < ulen)
+ if (len > ulen)
+ len = ulen;
+ else if (len < ulen)
msg->msg_flags |= MSG_TRUNC;
/*
@@ -1150,14 +1149,14 @@ try_again:
* coverage checksum (UDP-Lite), do it before the copy.
*/
- if (copied < ulen || UDP_SKB_CB(skb)->partial_cov) {
+ if (len < ulen || UDP_SKB_CB(skb)->partial_cov) {
if (udp_lib_checksum_complete(skb))
goto csum_copy_err;
}
if (skb_csum_unnecessary(skb))
err = skb_copy_datagram_iovec(skb, sizeof(struct udphdr),
- msg->msg_iov, copied);
+ msg->msg_iov, len);
else {
err = skb_copy_and_csum_datagram_iovec(skb,
sizeof(struct udphdr),
@@ -1186,7 +1185,7 @@ try_again:
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
- err = copied;
+ err = len;
if (flags & MSG_TRUNC)
err = ulen;
@@ -2027,12 +2026,12 @@ static struct udp_seq_afinfo udp4_seq_afinfo = {
},
};
-static int udp4_proc_init_net(struct net *net)
+static int __net_init udp4_proc_init_net(struct net *net)
{
return udp_proc_register(net, &udp4_seq_afinfo);
}
-static void udp4_proc_exit_net(struct net *net)
+static void __net_exit udp4_proc_exit_net(struct net *net)
{
udp_proc_unregister(net, &udp4_seq_afinfo);
}