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authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>2009-02-06 23:47:37 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-06 23:47:37 -0800
commitd73f08011bc30c03a2bcb1ccd880e4be84aea269 (patch)
treea9f8c8ccff850775c43e541a803e26c85aea48ed
parent910d30b704542b49f83881a4832d8414c6c3d9c3 (diff)
ipv6/ndisc: join error paths
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ndisc.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 3e2970841bd..3cd83b85e9e 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1538,13 +1538,10 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
if (rt->rt6i_flags & RTF_GATEWAY) {
ND_PRINTK2(KERN_WARNING
"ICMPv6 Redirect: destination is not a neighbour.\n");
- dst_release(dst);
- return;
- }
- if (!xrlim_allow(dst, 1*HZ)) {
- dst_release(dst);
- return;
+ goto release;
}
+ if (!xrlim_allow(dst, 1*HZ))
+ goto release;
if (dev->addr_len) {
read_lock_bh(&neigh->lock);
@@ -1570,8 +1567,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
ND_PRINTK0(KERN_ERR
"ICMPv6 Redirect: %s() failed to allocate an skb.\n",
__func__);
- dst_release(dst);
- return;
+ goto release;
}
skb_reserve(buff, LL_RESERVED_SPACE(dev));
@@ -1631,6 +1627,10 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
if (likely(idev != NULL))
in6_dev_put(idev);
+ return;
+
+release:
+ dst_release(dst);
}
static void pndisc_redo(struct sk_buff *skb)