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authorDavid S. Miller <davem@davemloft.net>2014-05-31 04:32:53 +0400
committerDavid S. Miller <davem@davemloft.net>2014-05-31 04:32:53 +0400
commit554215c5ca08d196ed48a66693e7fc6e5f81f00e (patch)
tree6864b785b01025cb2e320de55f1721ba1c9b7777 /drivers/net
parent111c6094bd7731cb1a415b2ea7d450fa23d6857c (diff)
parent45fb4f8d81578e0a17c45c4593a3305afbf7a48b (diff)
downloadlinux-554215c5ca08d196ed48a66693e7fc6e5f81f00e.tar.xz
Merge tag 'linux-can-fixes-for-3.15-20140528' of git://gitorious.org/linux-can/linux-can
Marc Kleine-Budde says: ==================== pull-request: can 2014-05-28 here's a pull request for v3.15, hope it's not too late. Oliver Hartkopp fixed a bug in the CAN led trigger device renaming code. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/can/led.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/can/led.c b/drivers/net/can/led.c
index a3d99a8fd2d1..ab7f1b01be49 100644
--- a/drivers/net/can/led.c
+++ b/drivers/net/can/led.c
@@ -97,6 +97,9 @@ static int can_led_notifier(struct notifier_block *nb, unsigned long msg,
if (!priv)
return NOTIFY_DONE;
+ if (!priv->tx_led_trig || !priv->rx_led_trig)
+ return NOTIFY_DONE;
+
if (msg == NETDEV_CHANGENAME) {
snprintf(name, sizeof(name), "%s-tx", netdev->name);
led_trigger_rename_static(name, priv->tx_led_trig);