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spi: atmel-quadspi: Disable clock in probe error path

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commit 0e685017c7ba1a2fe9f6f1e7a9302890747d934c upstream.

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: 2e5c888873 ("spi: atmel-quadspi: add support for sam9x60 qspi controller")
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Cc: <stable@vger.kernel.org> # v5.1+
Cc: Tudor Ambarus <tudor.ambarus@microchip.com>
Cc: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/8f8dc2815aa97b2378528f08f923bf81e19611f0.1604874488.git.lukas@wunner.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lukas Wunner
2020-11-08 23:41:00 +01:00
committed by Greg Kroah-Hartman
parent 671ad53ff3
commit e7351d8c78
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/atmel-quadspi.c
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@@ -591,7 +591,7 @@ 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) {