spi/bcm63xx-hsspi: use devm_register_master()

Simplifies the remove call.

Signed-off-by: Jonas Gorski <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

drivers/spi/spi-bcm63xx-hsspi.c

···
 		goto out_put_master;
 
 	/* register and we are done */
-	ret = spi_register_master(master);
+	ret = devm_spi_register_master(dev, master);
 	if (ret)
 		goto out_put_master;
 
···
 {
 	struct spi_master *master = platform_get_drvdata(pdev);
 	struct bcm63xx_hsspi *bs = spi_master_get_devdata(master);
-
-	spi_unregister_master(master);
 
 	/* reset the hardware and block queue progress */
 	__raw_writel(0, bs->regs + HSSPI_INT_MASK_REG);