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usb: usbip: Use DEFINE_SPINLOCK() for spinlock

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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/20201223141431.835-1-zhengyongjun3@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Zheng Yongjun 2020-12-23 22:14:31 +08:00 • committed by Greg Kroah-Hartman
parent 4d7aae9f7a
commit 841081d89d
1 changed files with 1 additions and 3 deletions
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4
drivers/usb/usbip/stub_main.c
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@ -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);
}