From 5993c90ccb56b34aaedfd77a1c67c7a2039090ee Mon Sep 17 00:00:00 2001
From: Zheng Yongjun <zhengyongjun3@huawei.com>
Date: Mon, 2 Aug 2021 17:28:26 +0300
Subject: [PATCH] iwlwifi: use DEFINE_MUTEX() for mutex lock
Git-commit: 5993c90ccb56b34aaedfd77a1c67c7a2039090ee
Patch-mainline: v5.15-rc1
References: jsc#SLE-19360
mutex lock can be initialized automatically with DEFINE_MUTEX()
rather than explicitly calling mutex_init().
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210802172232.2a583d006739.Ia782c08525397b6430b1c877a870d688a7f3f494@changeid
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index 977dce686bdb..77124b8b235e 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -78,7 +78,7 @@ enum {
};
/* Protects the table contents, i.e. the ops pointer & drv list */
-static struct mutex iwlwifi_opmode_table_mtx;
+static DEFINE_MUTEX(iwlwifi_opmode_table_mtx);
static struct iwlwifi_opmode_table {
const char *name; /* name: iwldvm, iwlmvm, etc */
const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */
@@ -1754,8 +1754,6 @@ static int __init iwl_drv_init(void)
{
int i, err;
- mutex_init(&iwlwifi_opmode_table_mtx);
-
for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++)
INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv);
--
2.26.2