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usb: gadget: pch-udc: fix lock

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gadget methods should be called without
spinlocks held.

Reported-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2015-09-28 10:45:47 -05:00
parent 9caeb06ebd
commit 9903b6bedd
1 changed files with 4 additions and 4 deletions
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8
drivers/usb/gadget/udc/pch_udc.c
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@ -2747,18 +2747,18 @@ static void pch_udc_dev_isr(struct pch_udc_dev *dev, u32 dev_intr)
if (dev_intr & UDC_DEVINT_US) {
if (dev->driver
&& dev->driver->suspend) {
spin_lock(&dev->lock);
dev->driver->suspend(&dev->gadget);
spin_unlock(&dev->lock);
dev->driver->suspend(&dev->gadget);
spin_lock(&dev->lock);
}
vbus = pch_vbus_gpio_get_value(dev);
if ((dev->vbus_session == 0)
&& (vbus != 1)) {
if (dev->driver && dev->driver->disconnect) {
spin_lock(&dev->lock);
dev->driver->disconnect(&dev->gadget);
spin_unlock(&dev->lock);
dev->driver->disconnect(&dev->gadget);
spin_lock(&dev->lock);
}
pch_udc_reconnect(dev);
} else if ((dev->vbus_session == 0)