From 01493ccb4436aadcaf8f33cd5d524a5d68f22836 Mon Sep 17 00:00:00 2001 From: Zheng Yongjun Date: Wed, 23 Dec 2020 22:14:38 +0800 Subject: [PATCH] tty: serial: icom: Use DEFINE_SPINLOCK() for spinlock spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Signed-off-by: Zheng Yongjun Link: https://lore.kernel.org/r/20201223141438.889-1-zhengyongjun3@huawei.com Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/icom.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index 94c8281..9a87275 100644 --- a/drivers/tty/serial/icom.c +++ b/drivers/tty/serial/icom.c @@ -118,7 +118,7 @@ MODULE_DEVICE_TABLE(pci, icom_pci_table); static LIST_HEAD(icom_adapter_head); /* spinlock for adapter initialization and changing adapter operations */ -static spinlock_t icom_lock; +static DEFINE_SPINLOCK(icom_lock); #ifdef ICOM_TRACE static inline void trace(struct icom_port *icom_port, char *trace_pt, @@ -1616,8 +1616,6 @@ static int __init icom_init(void) { int ret; - spin_lock_init(&icom_lock); - ret = uart_register_driver(&icom_uart_driver); if (ret) return ret; -- 2.7.4