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author | Alex Shi <alex.shi@linaro.org> | 2017-06-30 06:26:31 (GMT) |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-06-30 06:26:31 (GMT) |
commit | 78278fb152735c686cb13e1ae3bcee78fc2cd154 (patch) | |
tree | ed3f669fbb4422bf3dfaa6b20ea992c04c1eac01 /drivers/usb/gadget/legacy/inode.c | |
parent | 084eedbddaa526f53b20291ee7176be269620301 (diff) | |
parent | 92905e331aea278665c4b27fbb13c4547a8bcbb0 (diff) | |
download | linux-78278fb152735c686cb13e1ae3bcee78fc2cd154.tar.xz |
Merge tag 'v4.9.35' into linux-linaro-lsk-v4.9
This is the 4.9.35 stable release
Diffstat (limited to 'drivers/usb/gadget/legacy/inode.c')
-rw-r--r-- | drivers/usb/gadget/legacy/inode.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index 1468d8f..f959c42 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -1183,8 +1183,10 @@ dev_release (struct inode *inode, struct file *fd) /* closing ep0 === shutdown all */ - if (dev->gadget_registered) + if (dev->gadget_registered) { usb_gadget_unregister_driver (&gadgetfs_driver); + dev->gadget_registered = false; + } /* at this point "good" hardware has disconnected the * device from USB; the host won't see it any more. @@ -1677,9 +1679,10 @@ static void gadgetfs_suspend (struct usb_gadget *gadget) { struct dev_data *dev = get_gadget_data (gadget); + unsigned long flags; INFO (dev, "suspended from state %d\n", dev->state); - spin_lock (&dev->lock); + spin_lock_irqsave(&dev->lock, flags); switch (dev->state) { case STATE_DEV_SETUP: // VERY odd... host died?? case STATE_DEV_CONNECTED: @@ -1690,7 +1693,7 @@ gadgetfs_suspend (struct usb_gadget *gadget) default: break; } - spin_unlock (&dev->lock); + spin_unlock_irqrestore(&dev->lock, flags); } static struct usb_gadget_driver gadgetfs_driver = { |