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[-next,2/3] spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe

Message ID 20220924121310.78331-3-zhangqilong3@huawei.com
State Accepted
Commit 618d815fc93477b1675878f3c04ff32657cc18b4
Headers show
Series Fix PM disable depth imbalance in probe | expand

Commit Message

Zhang Qilong Sept. 24, 2022, 12:13 p.m. UTC 
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>
---
 drivers/spi/spi-dw-bt1.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c
index c06553416123..3fb89dee595e 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);