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authorJared Suttles <jared.suttles@motorola.com>2009-08-07 18:57:49 -0500
committerMike Lockwood <lockwood@android.com>2009-08-12 10:33:22 -0400
commit71380224e78a7aacbd3b2f657f64815184e0206d (patch)
tree2aec665080c69d89180dcd03987583e322163cae /drivers/usb/gadget
parent9fb1a03c17e971cec9996e70d76d430a46238684 (diff)
USB: composite: Fix USB WHQL Certification Issues
Submitted on behalf of RaviKumar Vembu <ravi.v@motorola.com> Signed-off-by: Jared Suttles <jared.suttles@motorola.com> Signed-off-by: Mike Lockwood <lockwood@android.com>
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/composite.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 283874dcdac8..6995a10a608a 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -764,11 +764,11 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
case USB_REQ_GET_CONFIGURATION:
if (ctrl->bRequestType != USB_DIR_IN)
goto unknown;
- if (cdev->config)
+ if (cdev->config) {
*(u8 *)req->buf = cdev->config->bConfigurationValue;
- else
+ value = min(w_length, (u16) 1);
+ } else
*(u8 *)req->buf = 0;
- value = min(w_length, (u16) 1);
break;
/* function drivers must handle get/set altsetting; if there's
@@ -818,6 +818,9 @@ unknown:
*/
if ((ctrl->bRequestType & USB_RECIP_MASK)
== USB_RECIP_INTERFACE) {
+ if (cdev->config == NULL)
+ return value;
+
f = cdev->config->interface[intf];
if (f && f->setup)
value = f->setup(f, ctrl);