mwifiex: remove redundant 'fw_load' completion structure

'add_remove_card_sem' semaphore already takes care of
synchronization for driver load and unload threads.
Hence there won't be a case when unload thread is waiting on
'wait_for_completion(fw_load)'.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwifiex/main.c

@@ -521,7 +521,6 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
 		release_firmware(adapter->firmware);
 		adapter->firmware = NULL;
 	}
-	complete(&adapter->fw_load);
 	if (init_failed)
 		mwifiex_free_adapter(adapter);
 	up(sem);
@@ -535,7 +534,6 @@ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter)
 {
 	int ret;
 
-	init_completion(&adapter->fw_load);
 	ret = request_firmware_nowait(THIS_MODULE, 1, adapter->fw_name,
 				      adapter->dev, GFP_KERNEL, adapter,
 				      mwifiex_fw_dpc);

drivers/net/wireless/mwifiex/main.h

@@ -787,7 +787,6 @@ struct mwifiex_adapter {
 	struct mwifiex_wait_queue cmd_wait_q;
 	u8 scan_wait_q_woken;
 	spinlock_t queue_lock;		/* lock for tx queues */
-	struct completion fw_load;
 	u8 country_code[IEEE80211_COUNTRY_STRING_LEN];
 	u16 max_mgmt_ie_index;
 	u8 scan_delay_cnt;

drivers/net/wireless/mwifiex/pcie.c

@@ -221,9 +221,6 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev)
 	if (!adapter || !adapter->priv_num)
 		return;
 
-	/* In case driver is removed when asynchronous FW load is in progress */
-	wait_for_completion(&adapter->fw_load);
-
 	if (user_rmmod) {
 #ifdef CONFIG_PM_SLEEP
 		if (adapter->is_suspended)

drivers/net/wireless/mwifiex/sdio.c

@@ -179,9 +179,6 @@ mwifiex_sdio_remove(struct sdio_func *func)
 	if (!adapter || !adapter->priv_num)
 		return;
 
-	/* In case driver is removed when asynchronous FW load is in progress */
-	wait_for_completion(&adapter->fw_load);
-
 	if (user_rmmod) {
 		if (adapter->is_suspended)
 			mwifiex_sdio_resume(adapter->dev);

drivers/net/wireless/mwifiex/usb.c

@@ -543,11 +543,6 @@ static void mwifiex_usb_disconnect(struct usb_interface *intf)
 	if (!adapter->priv_num)
 		return;
 
-	/* In case driver is removed when asynchronous FW downloading is
-	 * in progress
-	 */
-	wait_for_completion(&adapter->fw_load);
-
 	if (user_rmmod) {
 #ifdef CONFIG_PM
 		if (adapter->is_suspended)