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usb: host: ohci-platform: BUG_ON() to WARN_ON() on probe 

usb_ohci_pdata is certainly required in ohci-platform driver.
This patch avoids using BUG_ON() from driver,
and return from probe with WARN_ON() if pdata was NULL.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kuninori Morimoto 2012-08-06 18:07:30 -07:00 committed by Greg Kroah-Hartman
parent 86e4cb35f2
commit b6dd245c45
1 changed files with 5 additions and 1 deletions
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6
drivers/usb/host/ohci-platform.c
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@ -83,10 +83,14 @@ static int __devinit ohci_platform_probe(struct platform_device *dev)
{
struct usb_hcd *hcd;
struct resource *res_mem;
struct usb_ohci_pdata *pdata = dev->dev.platform_data;
int irq;
int err = -ENOMEM;
BUG_ON(!dev->dev.platform_data);
if (!pdata) {
WARN_ON(1);
return -ENODEV;
}
if (usb_disabled())
return -ENODEV;