video: nvidiafb: 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: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/nvidia/nvidia.c

@@ -1461,7 +1461,6 @@ static void nvidiafb_remove(struct pci_dev *pd)
 	pci_release_regions(pd);
 	kfree(info->pixmap.addr);
 	framebuffer_release(info);
-	pci_set_drvdata(pd, NULL);
 	NVTRACE_LEAVE();
 }