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authorThomas Graf <tgraf@suug.ch>2006-08-15 00:35:24 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:54:56 -0700
commit21713ebc4f119950e87d21c4637d5a750eea20e8 (patch)
tree9aee5c6012e7676e6ec70afb907adab912f347c1
parent5d620266431c03d1dac66287367c6da26c64a069 (diff)
[IPv6] route: Convert route notifications to use rtnl_notify()
Fixes a wrong use of current->pid as netlink pid. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/route.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 024c8e26c2e..1aca787ead8 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -35,7 +35,6 @@
#include <linux/netdevice.h>
#include <linux/in6.h>
#include <linux/init.h>
-#include <linux/netlink.h>
#include <linux/if_arp.h>
#ifdef CONFIG_PROC_FS
@@ -54,6 +53,7 @@
#include <net/dst.h>
#include <net/xfrm.h>
#include <net/netevent.h>
+#include <net/netlink.h>
#include <asm/uaccess.h>
@@ -2056,27 +2056,25 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nlmsghdr *nlh,
struct netlink_skb_parms *req)
{
struct sk_buff *skb;
- int size = NLMSG_SPACE(sizeof(struct rtmsg)+256);
- u32 pid = current->pid;
- u32 seq = 0;
-
- if (req)
- pid = req->pid;
- if (nlh)
- seq = nlh->nlmsg_seq;
-
- skb = alloc_skb(size, gfp_any());
- if (!skb) {
- netlink_set_err(rtnl, 0, RTNLGRP_IPV6_ROUTE, ENOBUFS);
- return;
- }
- if (rt6_fill_node(skb, rt, NULL, NULL, 0, event, pid, seq, 0, 0) < 0) {
+ u32 pid = req ? req->pid : 0;
+ u32 seq = nlh ? nlh->nlmsg_seq : 0;
+ int payload = sizeof(struct rtmsg) + 256;
+ int err = -ENOBUFS;
+
+ skb = nlmsg_new(nlmsg_total_size(payload), gfp_any());
+ if (skb == NULL)
+ goto errout;
+
+ err = rt6_fill_node(skb, rt, NULL, NULL, 0, event, pid, seq, 0, 0);
+ if (err < 0) {
kfree_skb(skb);
- netlink_set_err(rtnl, 0, RTNLGRP_IPV6_ROUTE, EINVAL);
- return;
+ goto errout;
}
- NETLINK_CB(skb).dst_group = RTNLGRP_IPV6_ROUTE;
- netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV6_ROUTE, gfp_any());
+
+ err = rtnl_notify(skb, pid, RTNLGRP_IPV6_ROUTE, nlh, gfp_any());
+errout:
+ if (err < 0)
+ rtnl_set_sk_err(RTNLGRP_IPV6_ROUTE, err);
}
/*