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Commit af3d305c authored by Harvey Harrison's avatar Harvey Harrison Committed by Greg Kroah-Hartman
Browse files

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: default avatarHarvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 22026473

drivers/usb/gadget/amd5536udc.c

+5 −5
Original line number Original line Diff line number Diff line
@@ -3251,7 +3251,7 @@ static int udc_pci_probe( 
	/* pci setup */

	/* pci setup */

	if (pci_enable_device(pdev) < 0) {

	if (pci_enable_device(pdev) < 0) {

		kfree(dev);

		kfree(dev);

		dev = 0;

		dev = NULL;

		retval = -ENODEV;

		retval = -ENODEV;

		goto finished;

		goto finished;

	}

	}
@@ -3264,7 +3264,7 @@ static int udc_pci_probe( 
	if (!request_mem_region(resource, len, name)) {

	if (!request_mem_region(resource, len, name)) {

		dev_dbg(&pdev->dev, "pci device used already\n");

		dev_dbg(&pdev->dev, "pci device used already\n");

		kfree(dev);

		kfree(dev);

		dev = 0;

		dev = NULL;

		retval = -EBUSY;

		retval = -EBUSY;

		goto finished;

		goto finished;

	}

	}
@@ -3274,7 +3274,7 @@ static int udc_pci_probe( 
	if (dev->virt_addr == NULL) {

	if (dev->virt_addr == NULL) {

		dev_dbg(&pdev->dev, "start address cannot be mapped\n");

		dev_dbg(&pdev->dev, "start address cannot be mapped\n");

		kfree(dev);

		kfree(dev);

		dev = 0;

		dev = NULL;

		retval = -EFAULT;

		retval = -EFAULT;

		goto finished;

		goto finished;

	}

	}
@@ -3282,7 +3282,7 @@ static int udc_pci_probe( 
	if (!pdev->irq) {

	if (!pdev->irq) {

		dev_err(&dev->pdev->dev, "irq not set\n");

		dev_err(&dev->pdev->dev, "irq not set\n");

		kfree(dev);

		kfree(dev);

		dev = 0;

		dev = NULL;

		retval = -ENODEV;

		retval = -ENODEV;

		goto finished;

		goto finished;

	}

	}
@@ -3290,7 +3290,7 @@ static int udc_pci_probe( 
	if (request_irq(pdev->irq, udc_irq, IRQF_SHARED, name, dev) != 0) {

	if (request_irq(pdev->irq, udc_irq, IRQF_SHARED, name, dev) != 0) {

		dev_dbg(&dev->pdev->dev, "request_irq(%d) fail\n", pdev->irq);

		dev_dbg(&dev->pdev->dev, "request_irq(%d) fail\n", pdev->irq);

		kfree(dev);

		kfree(dev);

		dev = 0;

		dev = NULL;

		retval = -EBUSY;

		retval = -EBUSY;

		goto finished;

		goto finished;

	}

	}

drivers/usb/host/ohci-sm501.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -90,7 +90,7 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	struct device *dev = &pdev->dev;

	struct resource	*res, *mem;

	struct resource	*res, *mem;

	int retval, irq;

	int retval, irq;

	struct usb_hcd *hcd = 0;

	struct usb_hcd *hcd = NULL;





	irq = retval = platform_get_irq(pdev, 0);

	irq = retval = platform_get_irq(pdev, 0);

	if (retval < 0)

	if (retval < 0)