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authorWei Yongjun <weiyongjun1@huawei.com>2019-08-27 14:46:14 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-04 13:43:55 +0300
commit06e9b2fe7f1279bea649002cc40cce54a383f052 (patch)
treeed8c1db762a40de1023606eb49bb4021e5c33e20 /drivers/tty
parent8428413b1d14fc880b805c98f571169e7f1ac369 (diff)
downloadlinux-06e9b2fe7f1279bea649002cc40cce54a383f052.tar.xz
tty: serial: linflexuart: Use DEFINE_SPINLOCK() for spinlock
spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Link: https://lore.kernel.org/r/20190827114614.102037-1-weiyongjun1@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/fsl_linflexuart.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/tty/serial/fsl_linflexuart.c b/drivers/tty/serial/fsl_linflexuart.c
index 26b9601a0952..8aea7822b731 100644
--- a/drivers/tty/serial/fsl_linflexuart.c
+++ b/drivers/tty/serial/fsl_linflexuart.c
@@ -136,7 +136,7 @@ MODULE_DEVICE_TABLE(of, linflex_dt_ids);
#ifdef CONFIG_SERIAL_FSL_LINFLEXUART_CONSOLE
static struct uart_port *earlycon_port;
static bool linflex_earlycon_same_instance;
-static spinlock_t init_lock;
+static DEFINE_SPINLOCK(init_lock);
static bool during_init;
static struct {
@@ -922,10 +922,6 @@ static int __init linflex_serial_init(void)
if (ret)
uart_unregister_driver(&linflex_reg);
-#ifdef CONFIG_SERIAL_FSL_LINFLEXUART_CONSOLE
- spin_lock_init(&init_lock);
-#endif
-
return ret;
}