Phonet: convert devices list to RCU

Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c
index 609e509b369b..2e6c7eb8e76a 100644
--- a/net/phonet/pn_netlink.c
+++ b/net/phonet/pn_netlink.c
@@ -131,8 +131,8 @@ static int getaddr_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
         int addr_idx = 0, addr_start_idx = cb->args[1];
 
         pndevs = phonet_device_list(sock_net(skb->sk));
-        spin_lock_bh(&pndevs->lock);
-        list_for_each_entry(pnd, &pndevs->list, list) {
+        rcu_read_lock();
+        list_for_each_entry_rcu(pnd, &pndevs->list, list) {
                 u8 addr;
 
                 if (dev_idx > dev_start_idx)
@@ -154,7 +154,7 @@ static int getaddr_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
         }
 
 out:
-        spin_unlock_bh(&pndevs->lock);
+        rcu_read_unlock();
         cb->args[0] = dev_idx;
         cb->args[1] = addr_idx;