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| author | Zhang Qilong <zhangqilong3@huawei.com> | 2022-09-24 15:13:08 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-26 14:25:21 +0300 |
| commit | 9da61e7b5993ec5442b61254246a4b7944a04262 (patch) | |
| tree | ace955c38222a7d64286ae87efc8abb238c87ed1 /drivers/spi | |
| parent | 1ef5798638bd2389c25ff784fb4c64e2cd2ec077 (diff) | |
| download | linux-9da61e7b5993ec5442b61254246a4b7944a04262.tar.xz | |
spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe
[ Upstream commit 618d815fc93477b1675878f3c04ff32657cc18b4 ]
The pm_runtime_enable will increase power disable depth. Thus
a pairing decrement is needed on the error handling path to
keep it balanced according to context.
Fixes:abf00907538e2 ("spi: dw: Add Baikal-T1 SPI Controller glue driver")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Link: https://lore.kernel.org/r/20220924121310.78331-3-zhangqilong3@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-dw-bt1.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c index bc9d5eab3c58..8f6a1af14456 100644 --- a/drivers/spi/spi-dw-bt1.c +++ b/drivers/spi/spi-dw-bt1.c @@ -293,8 +293,10 @@ static int dw_spi_bt1_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); ret = dw_spi_add_host(&pdev->dev, dws); - if (ret) + if (ret) { + pm_runtime_disable(&pdev->dev); goto err_disable_clk; + } platform_set_drvdata(pdev, dwsbt1); |