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Commit 969affff authored by Jean-Christophe PLAGNIOL-VILLARD's avatar Jean-Christophe PLAGNIOL-VILLARD Committed by Greg Kroah-Hartman
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USB: atmel_usba_udc: force vbus_pin at -EINVAL when gpio_request failled 



to ensure gpio_is_valid return false

Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: stable <stable@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent e5dcd531

drivers/usb/gadget/atmel_usba_udc.c

+3 −0
Original line number Diff line number Diff line
@@ -2015,6 +2015,9 @@ static int __init usba_udc_probe(struct platform_device *pdev) 
			} else {

				disable_irq(gpio_to_irq(udc->vbus_pin));

			}

		} else {

			/* gpio_request fail so use -EINVAL for gpio_is_valid */

			ubc->vbus_pin = -EINVAL;

		}

	}