video: xilinxfb: Remove redundant dev_set_drvdata

Driver core sets driver data to NULL upon failure or remove.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/xilinxfb.c

@@ -369,7 +369,6 @@ static int xilinxfb_assign(struct platform_device *pdev,
 
 err_region:
 	kfree(drvdata);
-	dev_set_drvdata(dev, NULL);
 
 	return rc;
 }
@@ -404,7 +403,6 @@ static int xilinxfb_release(struct device *dev)
 #endif
 
 	kfree(drvdata);
-	dev_set_drvdata(dev, NULL);
 
 	return 0;
 }