[PATCH] xhci: Redundant check in xhci_check_args

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In the xhci_check_args() function in xhci.c, there is a redundant
check for xhci->devs.

This is redundant because the struct xhci_hcd->devs is actually
defined as a static array
of pointers and is not a pointer to a pointer.

Signed-off-by: Sifram Rajas <sifram.rajas@xxxxxxxxx>
---
diff -uprN a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
--- a/drivers/usb/host/xhci.c   2011-08-17 23:27:16.000000000 +0530
+++ b/drivers/usb/host/xhci.c   2011-08-22 20:43:34.250000000 +0530
@@ -945,8 +945,7 @@ static int xhci_check_args(struct usb_hc
              return -ENODEV;

      if (check_virt_dev) {
-               if (!udev->slot_id || !xhci->devs
-                       || !xhci->devs[udev->slot_id]) {
+               if (!udev->slot_id || !xhci->devs[udev->slot_id]) {
                      printk(KERN_DEBUG "xHCI %s called with unaddressed "
                                              "device\n", func);
                      return -EINVAL;
--
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