spi/bcm63xx: don't disable non enabled clocks in probe error path

When msg_ctl_width is set to an invalid value we try to disable the
clock despite it never being enabled. Fix it by jumping to the correct
label.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Acked-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c
index 0415a32..d7df435 100644
--- a/drivers/spi/spi-bcm63xx.c
+++ b/drivers/spi/spi-bcm63xx.c
@@ -489,7 +489,7 @@
 	default:
 		dev_err(dev, "unsupported MSG_CTL width: %d\n",
 			 bs->msg_ctl_width);
-		goto out_clk_disable;
+		goto out_err;
 	}
 
 	/* Initialize hardware */