usb: gadget: Remove redundant pci_set_drvdata

Driver core sets driver data to NULL upon failure or remove.
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/gadget/amd5536udc.c

@@ -3078,8 +3078,6 @@ static void udc_pci_remove(struct pci_dev *pdev)
 	if (dev->active)
 		pci_disable_device(pdev);
 
-	pci_set_drvdata(pdev, NULL);
-
 	udc_remove(dev);
 }
 

drivers/usb/gadget/goku_udc.c

@@ -1701,7 +1701,6 @@ static void goku_remove(struct pci_dev *pdev)
 	if (dev->enabled)
 		pci_disable_device(pdev);
 
-	pci_set_drvdata(pdev, NULL);
 	dev->regs = NULL;
 
 	INFO(dev, "unbind\n");

drivers/usb/gadget/net2280.c

@@ -2680,7 +2680,6 @@ static void net2280_remove (struct pci_dev *pdev)
 	if (dev->enabled)
 		pci_disable_device (pdev);
 	device_remove_file (&pdev->dev, &dev_attr_registers);
-	pci_set_drvdata (pdev, NULL);
 
 	INFO (dev, "unbind\n");
 }

drivers/usb/gadget/pch_udc.c

@@ -3080,7 +3080,6 @@ static void pch_udc_remove(struct pci_dev *pdev)
 	if (dev->active)
 		pci_disable_device(pdev);
 	kfree(dev);
-	pci_set_drvdata(pdev, NULL);
 }
 
 #ifdef CONFIG_PM