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authorDinghao Liu <dinghao.liu@zju.edu.cn>2020-05-23 20:47:58 +0800
committerMark Brown <broonie@kernel.org>2020-05-28 14:01:16 +0100
commit117858bd63fb2ebcdfcc27b09fd65cb44511ea4c (patch)
tree6479fdd736298a26728bc9b957a17d00f9ef1f99 /drivers/spi
parentfaedcc17ad183acfa5d74758ebc4f21aef341f11 (diff)
downloadlinux-117858bd63fb2ebcdfcc27b09fd65cb44511ea4c.tar.bz2
spi: tegra20-sflash: Fix runtime PM imbalance on error
pm_runtime_get_sync() increments the runtime PM usage counter even when it returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Link: https://lore.kernel.org/r/20200523124758.28604-1-dinghao.liu@zju.edu.cn Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-tegra20-sflash.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index 514429379206..02cf5f463ba6 100644
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -491,6 +491,7 @@ static int tegra_sflash_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(&pdev->dev);
if (ret < 0) {
dev_err(&pdev->dev, "pm runtime get failed, e = %d\n", ret);
+ pm_runtime_put_noidle(&pdev->dev);
goto exit_pm_disable;
}