From: Jean-Christophe PLAGNIOL-VILLARD <[email protected]> commit 969affff54702785330de553b790372e261e93f9 upstream.
to ensure gpio_is_valid return false Signed-off-by: Nicolas Ferre <[email protected]> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> Signed-off-by: Paul Gortmaker <[email protected]> --- drivers/usb/gadget/atmel_usba_udc.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c index 75a256f..8fd88e1 100644 --- a/drivers/usb/gadget/atmel_usba_udc.c +++ b/drivers/usb/gadget/atmel_usba_udc.c @@ -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; } } -- 1.7.3.3 _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
