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mac80211_hwsim: use DEFINE_SPINLOCK() for spinlock 

spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Guobin Huang <huangguobin4@huawei.com>
Link: https://lore.kernel.org/r/1616839160-6654-1-git-send-email-huangguobin4@huawei.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Guobin Huang 2021-03-27 17:59:20 +08:00 committed by Johannes Berg
parent ed7247f309
commit 30a70d18e8
1 changed files with 2 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/wireless/mac80211_hwsim.c
View File

@ -596,7 +596,7 @@ static const struct nl80211_vendor_cmd_info mac80211_hwsim_vendor_events[] = {
{ .vendor_id = OUI_QCA, .subcmd = 1 }, { .vendor_id = OUI_QCA, .subcmd = 1 },
}; };
static spinlock_t hwsim_radio_lock; static DEFINE_SPINLOCK(hwsim_radio_lock);
static LIST_HEAD(hwsim_radios); static LIST_HEAD(hwsim_radios);
static struct rhashtable hwsim_radios_rht; static struct rhashtable hwsim_radios_rht;
static int hwsim_radio_idx; static int hwsim_radio_idx;
@ -763,7 +763,7 @@ static const struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = {
/* MAC80211_HWSIM virtio queues */ /* MAC80211_HWSIM virtio queues */
static struct virtqueue *hwsim_vqs[HWSIM_NUM_VQS]; static struct virtqueue *hwsim_vqs[HWSIM_NUM_VQS];
static bool hwsim_virtio_enabled; static bool hwsim_virtio_enabled;
static spinlock_t hwsim_virtio_lock; static DEFINE_SPINLOCK(hwsim_virtio_lock);
static void hwsim_virtio_rx_work(struct work_struct *work); static void hwsim_virtio_rx_work(struct work_struct *work);
static DECLARE_WORK(hwsim_virtio_rx, hwsim_virtio_rx_work); static DECLARE_WORK(hwsim_virtio_rx, hwsim_virtio_rx_work);
@ -4410,8 +4410,6 @@ static struct virtio_driver virtio_hwsim = {
static int hwsim_register_virtio_driver(void) static int hwsim_register_virtio_driver(void)
{ {
spin_lock_init(&hwsim_virtio_lock);
return register_virtio_driver(&virtio_hwsim); return register_virtio_driver(&virtio_hwsim);
} }
@ -4440,8 +4438,6 @@ static int __init init_mac80211_hwsim(void)
if (channels < 1) if (channels < 1)
return -EINVAL; return -EINVAL;
spin_lock_init(&hwsim_radio_lock);
err = rhashtable_init(&hwsim_radios_rht, &hwsim_rht_params); err = rhashtable_init(&hwsim_radios_rht, &hwsim_rht_params);
if (err) if (err)
return err; return err;