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usb: fix integer as NULL pointer warnings found by sparse 

drivers/usb/host/ohci-sm501.c:93:24: warning: Using plain integer as NULL pointer
drivers/usb/gadget/amd5536udc.c:3254:9: warning: Using plain integer as NULL pointer
drivers/usb/gadget/amd5536udc.c:3267:9: warning: Using plain integer as NULL pointer
drivers/usb/gadget/amd5536udc.c:3277:9: warning: Using plain integer as NULL pointer
drivers/usb/gadget/amd5536udc.c:3285:9: warning: Using plain integer as NULL pointer
drivers/usb/gadget/amd5536udc.c:3293:9: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Harvey Harrison 2008-04-30 15:03:41 -07:00 committed by Greg Kroah-Hartman
parent 220264733d
commit af3d305ca7
2 changed files with 6 additions and 6 deletions
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10
drivers/usb/gadget/amd5536udc.c
View File

@ -3251,7 +3251,7 @@ static int udc_pci_probe(
/* pci setup */
if (pci_enable_device(pdev) < 0) {
kfree(dev);
dev = 0;
dev = NULL;
retval = -ENODEV;
goto finished;
}
@ -3264,7 +3264,7 @@ static int udc_pci_probe(
if (!request_mem_region(resource, len, name)) {
dev_dbg(&pdev->dev, "pci device used already\n");
kfree(dev);
dev = 0;
dev = NULL;
retval = -EBUSY;
goto finished;
}
@ -3274,7 +3274,7 @@ static int udc_pci_probe(
if (dev->virt_addr == NULL) {
dev_dbg(&pdev->dev, "start address cannot be mapped\n");
kfree(dev);
dev = 0;
dev = NULL;
retval = -EFAULT;
goto finished;
}
@ -3282,7 +3282,7 @@ static int udc_pci_probe(
if (!pdev->irq) {
dev_err(&dev->pdev->dev, "irq not set\n");
kfree(dev);
dev = 0;
dev = NULL;
retval = -ENODEV;
goto finished;
}
@ -3290,7 +3290,7 @@ static int udc_pci_probe(
if (request_irq(pdev->irq, udc_irq, IRQF_SHARED, name, dev) != 0) {
dev_dbg(&dev->pdev->dev, "request_irq(%d) fail\n", pdev->irq);
kfree(dev);
dev = 0;
dev = NULL;
retval = -EBUSY;
goto finished;
}

2
drivers/usb/host/ohci-sm501.c
View File

@ -90,7 +90,7 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct resource *res, *mem;
int retval, irq;
struct usb_hcd *hcd = 0;
struct usb_hcd *hcd = NULL;
irq = retval = platform_get_irq(pdev, 0);
if (retval < 0)