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USB: "sparse" cleanups for usb gadgets

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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>
This commit is contained in:
David Brownell
2007-07-30 12:31:07 -07:00
committed by Greg Kroah-Hartman
parent bc71e479cd
commit a947522697
6 changed files with 11 additions and 8 deletions
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4
drivers/usb/gadget/inode.c
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@@ -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;