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

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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]>
This commit is contained in:
Conger, Chris A authored and Linus Torvalds committed 2005-07-29 13:12:54 -07:00
1 parent 3eb0c5f4b5
commit 6b216df87c
1 file changed
+4 -2
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drivers/usb/usb-skeleton.c
+4 -2
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@@ -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 */