This patch decreases dev->suspend_count in the -EBUSY failure path
of usbnet_suspend. Without the change, the later runtime suspend
will do nothing except for increasing dev->suspend_count.
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
drivers/net/usb/usbnet.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index f06cf9b..9bfa775 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1508,6 +1508,7 @@ int usbnet_suspend (struct usb_interface *intf, pm_message_t message)
spin_lock_irq(&dev->txq.lock);
/* don't autosuspend while transmitting */
if (dev->txq.qlen && PMSG_IS_AUTO(message)) {
+ dev->suspend_count--;
spin_unlock_irq(&dev->txq.lock);
return -EBUSY;
} else {
--
1.7.9.5
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