usb: gadget: pch_udc: fix sparse warnings

fix the following sparse warnings:

drivers/usb/gadget/pch_udc.c:1483:9: warning: context imbalance in 'complete_req' - unexpected unlock
drivers/usb/gadget/pch_udc.c:2408:28: warning: context imbalance in 'pch_udc_svc_control_out' - unexpected unlock

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index 44aacf7192ab9ba427ff7c816604f48b4afa23ab..24174e1d15642be63c652340c80e81dc61d1bb15 100644 (file)
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -1440,6 +1440,8 @@ static void pch_vbus_gpio_free(struct pch_udc_dev *dev)
  */
 static void complete_req(struct pch_udc_ep *ep, struct pch_udc_request *req,
                                                                 int status)
+       __releases(&dev->lock)
+       __acquires(&dev->lock)
 {
        struct pch_udc_dev      *dev;
        unsigned halted = ep->halted;
@@ -2381,6 +2383,8 @@ static void pch_udc_svc_control_in(struct pch_udc_dev *dev)
  * @dev:       Reference to the device structure
  */
 static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
+       __releases(&dev->lock)
+       __acquires(&dev->lock)
 {
        u32     stat;
        int setup_supported;