if _ep or ep is NULL, we would get at least in two places before this test a NULL pointer dereference. Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> --- drivers/usb/gadget/at91_udc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 729f75212..243656d44 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -288,8 +288,7 @@ static int at91_ep_enable(struct usb_ep *_ep, u16 maxpacket; u32 tmp; - if (!_ep || !ep - || !desc || ep->desc + if (!desc || ep->desc || _ep->name == ep0name || desc->bDescriptorType != USB_DT_ENDPOINT || (maxpacket = le16_to_cpu(desc->wMaxPacketSize)) == 0 -- 2.17.1 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
