From: Zhang Qilong zhangqilong3@huawei.com
stable inclusion from stable-v5.10.150 commit 9da61e7b5993ec5442b61254246a4b7944a04262 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0XA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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 Signed-off-by: Jialin Zhang zhangjialin11@huawei.com --- drivers/spi/spi-dw-bt1.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
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);