[5.19,231/717] spi: qup: add missing clk_disable_unprepare on error in spi_qup_pm_resume_runtime()
Commit Message
Greg KH
Oct. 22, 2022, 7:21 a.m. UTC
From: Xu Qiang <xuqiang36@huawei.com> [ Upstream commit 494a22765ce479c9f8ad181c5d24cffda9f534bb ] Add the missing clk_disable_unprepare() before return from spi_qup_pm_resume_runtime() in the error handling case. Fixes: dae1a7700b34 (“spi: qup: Handle clocks in pm_runtime suspend and resume”) Signed-off-by: Xu Qiang <xuqiang36@huawei.com> Link: https://lore.kernel.org/r/20220825065324.68446-2-xuqiang36@huawei.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/spi/spi-qup.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index ae4e67f152ec..7d89510dc3f0 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -1198,8 +1198,10 @@ static int spi_qup_pm_resume_runtime(struct device *device) return ret; ret = clk_prepare_enable(controller->cclk); - if (ret) + if (ret) { + clk_disable_unprepare(controller->iclk); return ret; + } /* Disable clocks auto gaiting */ config = readl_relaxed(controller->base + QUP_CONFIG);