lkml.org 
[lkml]   [2020]   [Dec]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH -next] usb: usbip: Use DEFINE_SPINLOCK() for spinlock
Date
spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/usb/usbip/stub_main.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/usbip/stub_main.c b/drivers/usb/usbip/stub_main.c
index c1c0bbc9f8b1..77a5b3f8736a 100644
--- a/drivers/usb/usbip/stub_main.c
+++ b/drivers/usb/usbip/stub_main.c
@@ -23,7 +23,7 @@ struct kmem_cache *stub_priv_cache;
*/
#define MAX_BUSID 16
static struct bus_id_priv busid_table[MAX_BUSID];
-static spinlock_t busid_table_lock;
+static DEFINE_SPINLOCK(busid_table_lock);

static void init_busid_table(void)
{
@@ -35,8 +35,6 @@ static void init_busid_table(void)
*/
memset(busid_table, 0, sizeof(busid_table));

- spin_lock_init(&busid_table_lock);
-
for (i = 0; i < MAX_BUSID; i++)
spin_lock_init(&busid_table[i].busid_lock);
}
--
2.22.0
\
 
 \ /
  Last update: 2020-12-23 15:15    [W:0.043 / U:1.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site