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Commit 6b216df8 authored by Conger, Chris A's avatar Conger, Chris A Committed by Linus Torvalds
Browse files

[PATCH] USB: fix Bug in usb-skeleton.c 



Compare endpoint address to USB_ENDPOINT_DIR_MASK to determine endpoint
direction...

From: "Conger, Chris A." <CHRIS.A.CONGER@saic.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 3eb0c5f4

drivers/usb/usb-skeleton.c

+4 −2
Original line number Diff line number Diff line
@@ -257,7 +257,8 @@ static int skel_probe(struct usb_interface *interface, const struct usb_device_i 
		endpoint = &iface_desc->endpoint[i].desc;



		if (!dev->bulk_in_endpointAddr &&

		    (endpoint->bEndpointAddress & USB_DIR_IN) &&

		    ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)

					== USB_DIR_IN) &&

		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)

					== USB_ENDPOINT_XFER_BULK)) {

			/* we found a bulk in endpoint */
@@ -272,7 +273,8 @@ static int skel_probe(struct usb_interface *interface, const struct usb_device_i 
		}



		if (!dev->bulk_out_endpointAddr &&

		    !(endpoint->bEndpointAddress & USB_DIR_OUT) &&

		    ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)

					== USB_DIR_OUT) &&

		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)

					== USB_ENDPOINT_XFER_BULK)) {

			/* we found a bulk out endpoint */