diff options
Diffstat (limited to 'drivers/tty/synclink_gt.c')
| -rw-r--r-- | drivers/tty/synclink_gt.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c index fe53e9c2c9b4..4c6366fe015c 100644 --- a/drivers/tty/synclink_gt.c +++ b/drivers/tty/synclink_gt.c @@ -1087,12 +1087,13 @@ static long get_params32(struct slgt_info *info, struct MGSL_PARAMS32 __user *us static long set_params32(struct slgt_info *info, struct MGSL_PARAMS32 __user *new_params) { struct MGSL_PARAMS32 tmp_params; + unsigned long flags; DBGINFO(("%s set_params32\n", info->device_name)); if (copy_from_user(&tmp_params, new_params, sizeof(struct MGSL_PARAMS32))) return -EFAULT; - spin_lock(&info->lock); + spin_lock_irqsave(&info->lock, flags); if (tmp_params.mode == MGSL_MODE_BASE_CLOCK) { info->base_clock = tmp_params.clock_speed; } else { @@ -1110,7 +1111,7 @@ static long set_params32(struct slgt_info *info, struct MGSL_PARAMS32 __user *ne info->params.stop_bits = tmp_params.stop_bits; info->params.parity = tmp_params.parity; } - spin_unlock(&info->lock); + spin_unlock_irqrestore(&info->lock, flags); program_hw(info); |