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spi: atmel-quadspi: Add missing check for clk_prepare

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Add check for the return value of clk_prepare() and return the error if
it fails in order to catch the error.

Fixes: 4a2f83b7f7 ("spi: atmel-quadspi: add runtime pm support")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Link: https://msgid.link/r/20240515084028.3210406-1-nichen@iscas.ac.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Chen Ni 2024-05-15 16:40:28 +08:00 • committed by Mark Brown
parent 61cabbd5ef
commit ef901b38d3
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 9 additions and 2 deletions
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11
drivers/spi/atmel-quadspi.c
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@ -756,8 +756,15 @@ static int __maybe_unused atmel_qspi_resume(struct device *dev)
struct atmel_qspi *aq = spi_controller_get_devdata(ctrl); struct atmel_qspi *aq = spi_controller_get_devdata(ctrl);
int ret; int ret;
clk_prepare(aq->pclk); ret = clk_prepare(aq->pclk);
clk_prepare(aq->qspick); if (ret)
return ret;
ret = clk_prepare(aq->qspick);
if (ret) {
clk_unprepare(aq->pclk);
return ret;
}
ret = pm_runtime_force_resume(dev); ret = pm_runtime_force_resume(dev);
if (ret < 0) if (ret < 0)