[PATCH net-next] rfkill: use DEFINE_SPINLOCK() for spinlock
From: Huang Guobin <hidden>
Date: 2021-04-06 12:12:31
Also in:
linux-wireless, lkml
Subsystem:
rfkill, the rest · Maintainers:
Johannes Berg, Linus Torvalds
From: Guobin Huang <redacted> spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Reported-by: Hulk Robot <redacted> Signed-off-by: Guobin Huang <redacted> --- 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;