diff options
author | Xu Qiang <xuqiang36@huawei.com> | 2022-08-25 09:53:23 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-26 14:25:20 +0300 |
commit | 7b83d11d48ffe2bc451b75f5a83154d720097b9e (patch) | |
tree | 4bdcb67f5c2438f54641a21ecf2d63a77c0fe6e4 /drivers/spi | |
parent | 557600830515199bc4ec31ca53e17791e4100d91 (diff) | |
download | linux-7b83d11d48ffe2bc451b75f5a83154d720097b9e.tar.xz |
spi: qup: add missing clk_disable_unprepare on error in spi_qup_resume()
[ Upstream commit 70034320fdc597b8f58b4a43bb547f17c4c5557a ]
Add the missing clk_disable_unprepare() before return
from spi_qup_resume() in the error handling case.
Fixes: 64ff247a978f (“spi: Add Qualcomm QUP SPI controller support”)
Signed-off-by: Xu Qiang <xuqiang36@huawei.com>
Link: https://lore.kernel.org/r/20220825065324.68446-1-xuqiang36@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-qup.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index d39dec6d1c91..668d79922fac 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -1246,14 +1246,25 @@ static int spi_qup_resume(struct device *device) return ret; ret = clk_prepare_enable(controller->cclk); - if (ret) + if (ret) { + clk_disable_unprepare(controller->iclk); return ret; + } ret = spi_qup_set_state(controller, QUP_STATE_RESET); if (ret) - return ret; + goto disable_clk; + + ret = spi_master_resume(master); + if (ret) + goto disable_clk; - return spi_master_resume(master); + return 0; + +disable_clk: + clk_disable_unprepare(controller->cclk); + clk_disable_unprepare(controller->iclk); + return ret; } #endif /* CONFIG_PM_SLEEP */ |