[PATCH] Enable the clock before calling clk_get_rate().

[Stefan Potyra]

Found by Linux Driver Verification project (linuxtesting.org).

Fixes: 142168eba9dc spi: bcm63xx-hsspi: add bcm63xx HSSPI driver
Signed-off-by: Stefan Potyra <stefan.pot...@elektrobit.com>
---
 drivers/spi/spi-bcm63xx-hsspi.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-bcm63xx-hsspi.c b/drivers/spi/spi-bcm63xx-hsspi.c
index cbcba614b253..46cd9b683d22 100644
--- a/drivers/spi/spi-bcm63xx-hsspi.c
+++ b/drivers/spi/spi-bcm63xx-hsspi.c
@@ -352,6 +352,10 @@ static int bcm63xx_hsspi_probe(struct platform_device 
*pdev)
        if (IS_ERR(clk))
                return PTR_ERR(clk);
 
+       ret = clk_prepare_enable(clk);
+       if (ret)
+               return ret;
+
        rate = clk_get_rate(clk);
        if (!rate) {
                struct clk *pll_clk = devm_clk_get(dev, "pll");
@@ -364,10 +368,6 @@ static int bcm63xx_hsspi_probe(struct platform_device 
*pdev)
                        return -EINVAL;
        }
 
-       ret = clk_prepare_enable(clk);
-       if (ret)
-               return ret;
-
        master = spi_alloc_master(&pdev->dev, sizeof(*bs));
        if (!master) {
                ret = -ENOMEM;
-- 
2.17.0