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rfkill: use DEFINE_SPINLOCK() for spinlock 

spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Guobin Huang <huangguobin4@huawei.com>
Link: https://lore.kernel.org/r/1617711116-49370-1-git-send-email-huangguobin4@huawei.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Guobin Huang 2021-04-06 20:11:56 +08:00 committed by Johannes Berg
parent 3cd52c1e32
commit ed7247f309
1 changed files with 1 additions and 3 deletions
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4
net/rfkill/input.c
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@ -36,7 +36,7 @@ module_param_named(master_switch_mode, rfkill_master_switch_mode, uint, 0);
MODULE_PARM_DESC(master_switch_mode,
"SW_RFKILL_ALL ON should: 0=do nothing (only unlock); 1=restore; 2=unblock all");
static spinlock_t rfkill_op_lock;
static DEFINE_SPINLOCK(rfkill_op_lock);
static bool rfkill_op_pending;
static unsigned long rfkill_sw_pending[BITS_TO_LONGS(NUM_RFKILL_TYPES)];
static unsigned long rfkill_sw_state[BITS_TO_LONGS(NUM_RFKILL_TYPES)];
@ -330,8 +330,6 @@ int __init rfkill_handler_init(void)
return -EINVAL;
}
spin_lock_init(&rfkill_op_lock);
/* Avoid delay at first schedule */
rfkill_last_scheduled =
jiffies - msecs_to_jiffies(RFKILL_OPS_DELAY) - 1;