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Diffstat (limited to 'net/core/rtnetlink.c')
-rw-r--r--net/core/rtnetlink.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 9aa7d8e0d90d..20a9e1686453 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1699,6 +1699,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
{
struct ifinfomsg *ifm;
struct nlmsghdr *nlh;
+ struct Qdisc *qdisc;
ASSERT_RTNL();
nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ifm), flags);
@@ -1716,6 +1717,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
if (tgt_netnsid >= 0 && nla_put_s32(skb, IFLA_TARGET_NETNSID, tgt_netnsid))
goto nla_put_failure;
+ qdisc = rtnl_dereference(dev->qdisc);
if (nla_put_string(skb, IFLA_IFNAME, dev->name) ||
nla_put_u32(skb, IFLA_TXQLEN, dev->tx_queue_len) ||
nla_put_u8(skb, IFLA_OPERSTATE,
@@ -1735,8 +1737,8 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
#endif
put_master_ifindex(skb, dev) ||
nla_put_u8(skb, IFLA_CARRIER, netif_carrier_ok(dev)) ||
- (dev->qdisc &&
- nla_put_string(skb, IFLA_QDISC, dev->qdisc->ops->id)) ||
+ (qdisc &&
+ nla_put_string(skb, IFLA_QDISC, qdisc->ops->id)) ||
nla_put_ifalias(skb, dev) ||
nla_put_u32(skb, IFLA_CARRIER_CHANGES,
atomic_read(&dev->carrier_up_count) +