diff options
Diffstat (limited to 'drivers/usb/gadget/udc/gr_udc.c')
| -rw-r--r-- | drivers/usb/gadget/udc/gr_udc.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/usb/gadget/udc/gr_udc.c b/drivers/usb/gadget/udc/gr_udc.c index 7164ad9800f1..f8f3aa52383b 100644 --- a/drivers/usb/gadget/udc/gr_udc.c +++ b/drivers/usb/gadget/udc/gr_udc.c @@ -8,7 +8,7 @@ * GRLIB VHDL IP core library. * * Full documentation of the GRUSBDC core can be found here: - * http://www.gaisler.com/products/grlib/grip.pdf + * https://www.gaisler.com/products/grlib/grip.pdf * * Contributors: * - Andreas Larsson <andreas@gaisler.com> @@ -912,9 +912,9 @@ static int gr_device_request(struct gr_udc *dev, u8 type, u8 request, return gr_ep0_respond_empty(dev); case USB_DEVICE_TEST_MODE: - /* The hardware does not support TEST_FORCE_EN */ + /* The hardware does not support USB_TEST_FORCE_ENABLE */ test = index >> 8; - if (test >= TEST_J && test <= TEST_PACKET) { + if (test >= USB_TEST_J && test <= USB_TEST_PACKET) { dev->test_mode = test; return gr_ep0_respond(dev, NULL, 0, gr_ep0_testmode_complete); @@ -1980,9 +1980,12 @@ static int gr_ep_init(struct gr_udc *dev, int num, int is_in, u32 maxplimit) if (num == 0) { _req = gr_alloc_request(&ep->ep, GFP_ATOMIC); + if (!_req) + return -ENOMEM; + buf = devm_kzalloc(dev->dev, PAGE_SIZE, GFP_DMA | GFP_ATOMIC); - if (!_req || !buf) { - /* possible _req freed by gr_probe via gr_remove */ + if (!buf) { + gr_free_request(&ep->ep, _req); return -ENOMEM; } |