USB: "sparse" cleanups for usb gadgets

This removes complaints about the gadget stack which are generated by
the currrent "sparse":  it doesn't like the fact that zero is the null
pointer.  (Last I checked, C guarantees that's correct ...)

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index e60745ffaf8e..173004f60fea 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -964,7 +964,7 @@ static int setup_req (struct usb_ep *ep, struct usb_request *req, u16 len)
         }
         if (len > sizeof (dev->rbuf))
                 req->buf = kmalloc(len, GFP_ATOMIC);
-        if (req->buf == 0) {
+        if (req->buf == NULL) {
                 req->buf = dev->rbuf;
                 return -ENOMEM;
         }
@@ -1394,7 +1394,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
         dev->setup_abort = 0;
         if (dev->state == STATE_DEV_UNCONNECTED) {
 #ifdef  CONFIG_USB_GADGET_DUALSPEED
-                if (gadget->speed == USB_SPEED_HIGH && dev->hs_config == 0) {
+                if (gadget->speed == USB_SPEED_HIGH && dev->hs_config == NULL) {
                         spin_unlock(&dev->lock);
                         ERROR (dev, "no high speed config??\n");
                         return -EINVAL;