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Diffstat (limited to 'net/ipv4/fib_semantics.c')
-rw-r--r--net/ipv4/fib_semantics.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index b42c429cebbe..3364cb9c67e0 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1661,7 +1661,7 @@ EXPORT_SYMBOL_GPL(fib_nexthop_info);
#if IS_ENABLED(CONFIG_IP_ROUTE_MULTIPATH) || IS_ENABLED(CONFIG_IPV6)
int fib_add_nexthop(struct sk_buff *skb, const struct fib_nh_common *nhc,
- int nh_weight, u8 rt_family)
+ int nh_weight, u8 rt_family, u32 nh_tclassid)
{
const struct net_device *dev = nhc->nhc_dev;
struct rtnexthop *rtnh;
@@ -1679,6 +1679,9 @@ int fib_add_nexthop(struct sk_buff *skb, const struct fib_nh_common *nhc,
rtnh->rtnh_flags = flags;
+ if (nh_tclassid && nla_put_u32(skb, RTA_FLOW, nh_tclassid))
+ goto nla_put_failure;
+
/* length of rtnetlink header + attributes */
rtnh->rtnh_len = nlmsg_get_pos(skb) - (void *)rtnh;
@@ -1706,14 +1709,13 @@ static int fib_add_multipath(struct sk_buff *skb, struct fib_info *fi)
}
for_nexthops(fi) {
- if (fib_add_nexthop(skb, &nh->nh_common, nh->fib_nh_weight,
- AF_INET) < 0)
- goto nla_put_failure;
+ u32 nh_tclassid = 0;
#ifdef CONFIG_IP_ROUTE_CLASSID
- if (nh->nh_tclassid &&
- nla_put_u32(skb, RTA_FLOW, nh->nh_tclassid))
- goto nla_put_failure;
+ nh_tclassid = nh->nh_tclassid;
#endif
+ if (fib_add_nexthop(skb, &nh->nh_common, nh->fib_nh_weight,
+ AF_INET, nh_tclassid) < 0)
+ goto nla_put_failure;
} endfor_nexthops(fi);
mp_end: