diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/parisc/led.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index 9581d361945..79caf1ca4a2 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -352,11 +352,9 @@ static __inline__ int led_get_net_activity(void) rx_total = tx_total = 0; - /* we are running as a workqueue task, so locking dev_base - * for reading should be OK */ - read_lock(&dev_base_lock); + /* we are running as a workqueue task, so we can use an RCU lookup */ rcu_read_lock(); - for_each_netdev(&init_net, dev) { + for_each_netdev_rcu(&init_net, dev) { const struct net_device_stats *stats; struct in_device *in_dev = __in_dev_get_rcu(dev); if (!in_dev || !in_dev->ifa_list) @@ -368,7 +366,6 @@ static __inline__ int led_get_net_activity(void) tx_total += stats->tx_packets; } rcu_read_unlock(); - read_unlock(&dev_base_lock); retval = 0; |