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Subject[PATCH net-next] rfkill: use DEFINE_SPINLOCK() for spinlock
Date
From: Guobin Huang <huangguobin4@huawei.com>

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>
---
net/rfkill/input.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/rfkill/input.c b/net/rfkill/input.c
index 4b01baea1d4a..598d0a61bda7 100644
--- a/net/rfkill/input.c
+++ b/net/rfkill/input.c
@@ -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;
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