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iwlwifi: mvm: use match_string() helper

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match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.

Reviewed-by: Andy Shevchenko <[email protected]>
Signed-off-by: Yisheng Xie <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
This commit is contained in:
Yisheng Xie authored and Luca Coelho committed 2018-10-06 10:25:54 +03:00
1 parent 136521cb9c
commit 5bea4304ee
1 file changed
+4 -9
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drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+4 -9
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@@ -666,16 +666,11 @@ iwl_dbgfs_bt_force_ant_write(struct iwl_mvm *mvm, char *buf,
};
int ret, bt_force_ant_mode;
for (bt_force_ant_mode = 0;
bt_force_ant_mode < ARRAY_SIZE(modes_str);
bt_force_ant_mode++) {
if (!strcmp(buf, modes_str[bt_force_ant_mode]))
break;
}
if (bt_force_ant_mode >= ARRAY_SIZE(modes_str))
return -EINVAL;
ret = match_string(modes_str, ARRAY_SIZE(modes_str), buf);
if (ret < 0)
return ret;
bt_force_ant_mode = ret;
ret = 0;
mutex_lock(&mvm->mutex);
if (mvm->bt_force_ant_mode == bt_force_ant_mode)