diff options
| author | Dinghao Liu <dinghao.liu@zju.edu.cn> | 2020-05-23 20:29:09 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-05-28 14:01:15 +0100 |
| commit | faedcc17ad183acfa5d74758ebc4f21aef341f11 (patch) | |
| tree | cfb5456c9afc0a30fd2f3defae291b4a27ed22a3 /drivers/spi/spi-tegra20-slink.c | |
| parent | cddc36f3fd706b1046a4d4608359c0003f72db32 (diff) | |
spi: tegra20-slink: 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/20200523122909.25247-1-dinghao.liu@zju.edu.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-tegra20-slink.c')
| -rw-r--r-- | drivers/spi/spi-tegra20-slink.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 7f4d932dade7..a07b72e9c344 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1118,6 +1118,7 @@ static int tegra_slink_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; } tspi->def_command_reg = SLINK_M_S; |