Commit 01493ccb authored by Zheng Yongjun's avatar Zheng Yongjun Committed by Greg Kroah-Hartman
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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: default avatarZheng Yongjun <zhengyongjun3@huawei.com>
Link: https://lore.kernel.org/r/20201223141438.889-1-zhengyongjun3@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a6052609

drivers/tty/serial/icom.c

+1 −3
Original line number Diff line number Diff line
@@ -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;