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authorThomas Graf <tgraf@suug.ch>2006-08-22 11:01:27 +0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-23 01:55:13 +0400
commit2d7202bfdd28687073f5efef8d2f51bbab0af867 (patch)
treecde1c82c196c353658fc7ede31ea153a306ed7f9 /net/core
parent86872cb57925c46a6499887d77afb880a892c0ec (diff)
downloadlinux-2d7202bfdd28687073f5efef8d2f51bbab0af867.tar.xz
[IPv6] route: Convert FIB6 dumping to use new netlink api
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/rtnetlink.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index dfc58269240a..eeff0b23e944 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -188,22 +188,27 @@ void rtnl_set_sk_err(u32 group, int error)
int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics)
{
- struct rtattr *mx = (struct rtattr*)skb->tail;
- int i;
+ struct nlattr *mx;
+ int i, valid = 0;
+
+ mx = nla_nest_start(skb, RTA_METRICS);
+ if (mx == NULL)
+ return -ENOBUFS;
- RTA_PUT(skb, RTA_METRICS, 0, NULL);
- for (i=0; i<RTAX_MAX; i++) {
- if (metrics[i])
- RTA_PUT(skb, i+1, sizeof(u32), metrics+i);
+ for (i = 0; i < RTAX_MAX; i++) {
+ if (metrics[i]) {
+ valid++;
+ NLA_PUT_U32(skb, i+1, metrics[i]);
+ }
}
- mx->rta_len = skb->tail - (u8*)mx;
- if (mx->rta_len == RTA_LENGTH(0))
- skb_trim(skb, (u8*)mx - skb->data);
- return 0;
-rtattr_failure:
- skb_trim(skb, (u8*)mx - skb->data);
- return -1;
+ if (!valid)
+ goto nla_put_failure;
+
+ return nla_nest_end(skb, mx);
+
+nla_put_failure:
+ return nla_nest_cancel(skb, mx);
}