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authorShixin Liu <liushixin2@huawei.com>2021-03-29 17:40:14 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-04-02 16:26:03 +0200
commit2c4134e78203eb3a1506f9fc51012a3fda4068cb (patch)
treeb6589f661bd1bfc61c914eff71bc71ac225e8f53 /drivers/most/most_cdev.c
parentc23146e15e570e64b5d8d0ce3b7b82a0bc00ff8f (diff)
downloadlinux-2c4134e78203eb3a1506f9fc51012a3fda4068cb.tar.bz2
drivers: most: use DEFINE_SPINLOCK() for spinlock
spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Signed-off-by: Shixin Liu <liushixin2@huawei.com> Link: https://lore.kernel.org/r/20210329094015.66942-1-liushixin2@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/most/most_cdev.c')
-rw-r--r--drivers/most/most_cdev.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/most/most_cdev.c b/drivers/most/most_cdev.c
index 044880760b58..8b69cf3ca60b 100644
--- a/drivers/most/most_cdev.c
+++ b/drivers/most/most_cdev.c
@@ -45,7 +45,7 @@ struct comp_channel {
#define to_channel(d) container_of(d, struct comp_channel, cdev)
static struct list_head channel_list;
-static spinlock_t ch_list_lock;
+static DEFINE_SPINLOCK(ch_list_lock);
static inline bool ch_has_mbo(struct comp_channel *c)
{
@@ -495,7 +495,6 @@ static int __init mod_init(void)
return PTR_ERR(comp.class);
INIT_LIST_HEAD(&channel_list);
- spin_lock_init(&ch_list_lock);
ida_init(&comp.minor_id);
err = alloc_chrdev_region(&comp.devno, 0, CHRDEV_REGION_SIZE, "cdev");