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mt7601u: don't cleanup device second time after .resume()

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Make sure .disconnect() doesn't cleanup the device if
.resume() failed.  This may happen when device is removed
during suspend.

Signed-off-by: Jakub Kicinski <kubakici@wp.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Jakub Kicinski 2015-06-02 21:11:27 +02:00 committed by Kalle Valo
parent 2af6d21fce
commit 9a15b57e9a
2 changed files with 11 additions and 1 deletions
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3
drivers/net/wireless/mediatek/mt7601u/init.c
View File

@ -427,6 +427,9 @@ int mt7601u_init_hardware(struct mt7601u_dev *dev)
void mt7601u_cleanup(struct mt7601u_dev *dev)
{
if (!test_and_clear_bit(MT7601U_STATE_INITIALIZED, &dev->state))
return;
mt7601u_stop_hardware(dev);
mt7601u_dma_cleanup(dev);
mt7601u_mcu_cmd_deinit(dev);

9
drivers/net/wireless/mediatek/mt7601u/usb.c
View File

@ -338,8 +338,15 @@ static int mt7601u_suspend(struct usb_interface *usb_intf, pm_message_t state)
static int mt7601u_resume(struct usb_interface *usb_intf)
{
struct mt7601u_dev *dev = usb_get_intfdata(usb_intf);
int ret;
return mt7601u_init_hardware(dev);
ret = mt7601u_init_hardware(dev);
if (ret)
return ret;
set_bit(MT7601U_STATE_INITIALIZED, &dev->state);
return 0;
}
MODULE_DEVICE_TABLE(usb, mt7601u_device_table);