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iwlwifi: use DEFINE_MUTEX() for mutex lock 

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
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Zheng Yongjun 2021-08-02 17:28:26 +03:00 committed by Luca Coelho
parent 2b06127df0
commit 5993c90ccb
1 changed files with 1 additions and 3 deletions
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4
drivers/net/wireless/intel/iwlwifi/iwl-drv.c
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@ -78,7 +78,7 @@ enum {
}; };
/* Protects the table contents, i.e. the ops pointer & drv list */ /* 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 { static struct iwlwifi_opmode_table {
const char *name; /* name: iwldvm, iwlmvm, etc */ const char *name; /* name: iwldvm, iwlmvm, etc */
const struct iwl_op_mode_ops *ops; /* pointer to op_mode ops */ 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; int i, err;
mutex_init(&iwlwifi_opmode_table_mtx);
for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++) for (i = 0; i < ARRAY_SIZE(iwlwifi_opmode_table); i++)
INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv); INIT_LIST_HEAD(&iwlwifi_opmode_table[i].drv);