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authorZhang Qilong <zhangqilong3@huawei.com>2020-11-06 09:24:21 +0800
committerMark Brown <broonie@kernel.org>2020-11-18 18:00:26 +0000
commit03fc41afaa6549baa2dab7a84e1afaf5cadb5b18 (patch)
tree5902e3a4240f33e06ae5fe3c6b4853dda0423bf1 /drivers/spi/spi-mxs.c
parent6e3dbfcb3c8a1ef8cc73a8637f778673f5c6e91c (diff)
spi: mxs: fix reference leak in mxs_spi_probe
pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to pm_runtime_put_noidle will result in reference leak in mxs_spi_probe, so we should fix it. Fixes: b7969caf41a1d ("spi: mxs: implement runtime pm") Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com> Link: https://lore.kernel.org/r/20201106012421.95420-1-zhangqilong3@huawei.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-mxs.c')
-rw-r--r--drivers/spi/spi-mxs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 918918a9e049..435309b09227 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -607,6 +607,7 @@ static int mxs_spi_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(ssp->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(ssp->dev);
dev_err(ssp->dev, "runtime_get_sync failed\n");
goto out_pm_runtime_disable;
}