]> git.baikalelectronics.ru Git - kernel.git/commit
can: only rename enabled led triggers when changing the netdev name
authorOliver Hartkopp <socketcan@hartkopp.net>
Tue, 27 May 2014 11:30:56 +0000 (13:30 +0200)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Tue, 27 May 2014 13:05:41 +0000 (15:05 +0200)
commitd44eaf993052c10ccb520d56fb6d48cf870730d9
tree9e2fcd359d83a23613b55585e909e4f66f473dca
parentc8ae042c2ebd7b15b13f0e22bbcdd11115852198
can: only rename enabled led triggers when changing the netdev name

Commit d9638ff5e3af ("can: rename LED trigger name on netdev renames") renames
the led trigger names according to the changed netdevice name.

As not every CAN driver supports and initializes the led triggers, checking for
the CAN private datastructure with safe_candev_priv() in the notifier chain is
not enough.

This patch adds a check when CONFIG_CAN_LEDS is enabled and the driver does not
support led triggers.

For stable 3.9+

Cc: Fabio Baltieri <fabio.baltieri@gmail.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Acked-by: Kurt Van Dijck <dev.kurt@vandijck-laurijssen.be>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/led.c