atm: solos-pci: remove unnecessary pci_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure. Thus, it is not needed to manually clear the
device driver data to NULL.
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/atm/solos-pci.c

@@ -1335,7 +1335,6 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	
  out_unmap_both:
 	kfree(card->dma_bounce);
-	pci_set_drvdata(dev, NULL);
 	pci_iounmap(dev, card->buffers);
  out_unmap_config:
 	pci_iounmap(dev, card->config_regs);
@@ -1457,7 +1456,6 @@ static void fpga_remove(struct pci_dev *dev)
 	pci_release_regions(dev);
 	pci_disable_device(dev);
 
-	pci_set_drvdata(dev, NULL);
 	kfree(card);
 }