[PATCH] spi: atmel-quadspi: Disable clock in probe error path

[Lukas Wunner <lukas@xxxxxxxxx>]

If the call to of_device_get_match_data() fails on probe of the Atmel
QuadSPI driver, the clock "aq->pclk" is erroneously not unprepared and
disabled.  Fix it.

Fixes: 2e5c88887358 ("spi: atmel-quadspi: add support for sam9x60 qspi controller")
Signed-off-by: Lukas Wunner <lukas@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # v5.1+
Cc: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
Cc: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx>
---
 drivers/spi/atmel-quadspi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
index 8c009c175f2c..b44521d4a245 100644
--- a/drivers/spi/atmel-quadspi.c
+++ b/drivers/spi/atmel-quadspi.c
@@ -594,7 +594,7 @@ static int atmel_qspi_probe(struct platform_device *pdev)
 	if (!aq->caps) {
 		dev_err(&pdev->dev, "Could not retrieve QSPI caps\n");
 		err = -EINVAL;
-		goto exit;
+		goto disable_pclk;
 	}
 
 	if (aq->caps->has_qspick) {
-- 
2.28.0