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authorWei Yongjun <weiyongjun1@huawei.com>2021-04-09 08:29:54 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-11 14:04:06 +0200
commit0adc0e0c87ff2d48649ead1a91aac61a2f2c9e27 (patch)
treebe66f5f1ebd97cdffcb05b9862733baecef9756c /drivers/spi
parentd6aa2fcd8566b9964e767aca0e4de1c89eccb36c (diff)
spi: omap-100k: Fix reference leak to master
[ Upstream commit a23faea76d4cf5f75decb574491e66f9ecd707e7 ] Call spi_master_get() holds the reference count to master device, thus we need an additional spi_master_put() call to reduce the reference count, otherwise we will leak a reference to master. This commit fix it by removing the unnecessary spi_master_get(). Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Link: https://lore.kernel.org/r/20210409082954.2906933-1-weiyongjun1@huawei.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-omap-100k.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c
index b955ca8796d2..b8e201c09484 100644
--- a/drivers/spi/spi-omap-100k.c
+++ b/drivers/spi/spi-omap-100k.c
@@ -426,7 +426,7 @@ err:
static int omap1_spi100k_remove(struct platform_device *pdev)
{
- struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
+ struct spi_master *master = platform_get_drvdata(pdev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);
pm_runtime_disable(&pdev->dev);
@@ -440,7 +440,7 @@ static int omap1_spi100k_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int omap1_spi100k_runtime_suspend(struct device *dev)
{
- struct spi_master *master = spi_master_get(dev_get_drvdata(dev));
+ struct spi_master *master = dev_get_drvdata(dev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);
clk_disable_unprepare(spi100k->ick);
@@ -451,7 +451,7 @@ static int omap1_spi100k_runtime_suspend(struct device *dev)
static int omap1_spi100k_runtime_resume(struct device *dev)
{
- struct spi_master *master = spi_master_get(dev_get_drvdata(dev));
+ struct spi_master *master = dev_get_drvdata(dev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);
int ret;