From: Zhang Qilong <zhangqilong3@huawei.com>
Date: Sat, 24 Sep 2022 12:13:08 +0000 (+0800)
Subject: spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe
X-Git-Tag: v6.1-rc5~19^2~26^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=618d815fc93477b1675878f3c04ff32657cc18b4;p=platform%2Fkernel%2Flinux-starfive.git

spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe

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>
---

diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c
index c065534..3fb89de 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);