tree a3b6a6a27106b2776af034c87b4d0f2bc2c6ec42
parent d482443244b820f03a5a07d1bca6a0f5e2b4804c
author Alexander Stein <alexander.stein@systec-electronic.com> 1397573464 +0200
committer Marc Kleine-Budde <mkl@pengutronix.de> 1398371561 +0200

can: slcan: Fix spinlock variant

slc_xmit is called within softirq context and locks sl->lock, but
slcan_write_wakeup is not softirq context, so we need to use
spin_[un]lock_bh!
Detected using kernel lock debugging mechanism.

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>