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

6b216df8 · Conger, Chris A <[email protected]> · 2005-07-29 12:18:23 -07:00

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

From: "Conger, Chris A." <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: 6b216df87cb5f3bb7d47a33f1cd955ebc7b84dfd
Parents: 3eb0c5f4

Changes

1 files changed · +4 −2

File	Status	Add	Del	Content
drivers/usb/usb-skeleton.c	modified	+4	−2	View file

drivers/usb/usb-skeleton.c

View file

diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 6051a64..353f24d 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -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 */