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authorFelipe Balbi <balbi@ti.com>2012-02-29 16:46:23 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-01 09:31:22 -0800
commitcd70469d084fde198dc07c1a31b8463562228a5a (patch)
tree166cf8dc555922a43abb71aa681e56dc3e61c776 /drivers/usb/host/ohci-hcd.c
parent444aa7fa9bd752d19ce472d3e02558b987c3cc67 (diff)
downloadlinux-cd70469d084fde198dc07c1a31b8463562228a5a.tar.gz
usb: core: hcd: make hcd->irq unsigned
There's really no point in having hcd->irq as a
signed integer when we consider the fact that
IRQ 0 means NO_IRQ. In order to avoid confusion,
make hcd->irq unsigned and fix users who were
passing -1 as the IRQ number to usb_add_hcd.

Tested-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ohci-hcd.c')
-rw-r--r--drivers/usb/host/ohci-hcd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 34b9edd86651..831fa40c609a 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -899,7 +899,7 @@ static void ohci_stop (struct usb_hcd *hcd)
 	ohci_usb_reset (ohci);
 	ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
 	free_irq(hcd->irq, hcd);
-	hcd->irq = -1;
+	hcd->irq = 0;
 
 	if (quirk_zfmicro(ohci))
 		del_timer(&ohci->unlink_watchdog);