diff options
-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 9581d3619450..79caf1ca4a29 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c | |||
@@ -352,11 +352,9 @@ static __inline__ int led_get_net_activity(void) | |||
352 | 352 | ||
353 | rx_total = tx_total = 0; | 353 | rx_total = tx_total = 0; |
354 | 354 | ||
355 | /* we are running as a workqueue task, so locking dev_base | 355 | /* we are running as a workqueue task, so we can use an RCU lookup */ |
356 | * for reading should be OK */ | ||
357 | read_lock(&dev_base_lock); | ||
358 | rcu_read_lock(); | 356 | rcu_read_lock(); |
359 | for_each_netdev(&init_net, dev) { | 357 | for_each_netdev_rcu(&init_net, dev) { |
360 | const struct net_device_stats *stats; | 358 | const struct net_device_stats *stats; |
361 | struct in_device *in_dev = __in_dev_get_rcu(dev); | 359 | struct in_device *in_dev = __in_dev_get_rcu(dev); |
362 | if (!in_dev || !in_dev->ifa_list) | 360 | if (!in_dev || !in_dev->ifa_list) |
@@ -368,7 +366,6 @@ static __inline__ int led_get_net_activity(void) | |||
368 | tx_total += stats->tx_packets; | 366 | tx_total += stats->tx_packets; |
369 | } | 367 | } |
370 | rcu_read_unlock(); | 368 | rcu_read_unlock(); |
371 | read_unlock(&dev_base_lock); | ||
372 | 369 | ||
373 | retval = 0; | 370 | retval = 0; |
374 | 371 | ||