diff options
| author | Zheng Yongjun <zhengyongjun3@huawei.com> | 2020-12-23 15:14:38 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-28 16:14:01 +0100 |
| commit | 01493ccb4436aadcaf8f33cd5d524a5d68f22836 (patch) | |
| tree | d19e9fbbb4ec199a4bdc3a2362ecba4dcaee5b54 /drivers/tty/serial/icom.c | |
| parent | tty: serial: cpm_uart: Add udbg support for enabling xmon (diff) | |
| download | linux-01493ccb4436aadcaf8f33cd5d524a5d68f22836.tar.xz linux-01493ccb4436aadcaf8f33cd5d524a5d68f22836.zip | |
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 <zhengyongjun3@huawei.com>
Link: https://lore.kernel.org/r/20201223141438.889-1-zhengyongjun3@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/tty/serial/icom.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index 94c8281ddb5f..9a872750581c 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; |