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phy: samsung: exynos5250-sata: fix missing device put in probe error paths 

[ Upstream commit 5c8402c4db ]

The actions of of_find_i2c_device_by_node() in probe function should be
reversed in error paths by putting the reference to obtained device.

Fixes: bcff4cba41 ("PHY: Exynos: Add Exynos5250 SATA PHY driver")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220407091857.230386-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2022-04-07 11:18:57 +02:00 committed by Greg Kroah-Hartman
parent c128343297
commit c6281ad2d6
1 changed files with 14 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/phy/phy-exynos5250-sata.c
View File

@ -202,20 +202,21 @@ static int exynos_sata_phy_probe(struct platform_device *pdev)
sata_phy->phyclk = devm_clk_get(dev, "sata_phyctrl");
if (IS_ERR(sata_phy->phyclk)) {
dev_err(dev, "failed to get clk for PHY\n");
return PTR_ERR(sata_phy->phyclk);
ret = PTR_ERR(sata_phy->phyclk);
goto put_dev;
}
ret = clk_prepare_enable(sata_phy->phyclk);
if (ret < 0) {
dev_err(dev, "failed to enable source clk\n");
return ret;
goto put_dev;
}
sata_phy->phy = devm_phy_create(dev, NULL, &exynos_sata_phy_ops);
if (IS_ERR(sata_phy->phy)) {
clk_disable_unprepare(sata_phy->phyclk);
dev_err(dev, "failed to create PHY\n");
return PTR_ERR(sata_phy->phy);
ret = PTR_ERR(sata_phy->phy);
goto clk_disable;
}
phy_set_drvdata(sata_phy->phy, sata_phy);
@ -223,11 +224,18 @@ static int exynos_sata_phy_probe(struct platform_device *pdev)
phy_provider = devm_of_phy_provider_register(dev,
of_phy_simple_xlate);
if (IS_ERR(phy_provider)) {
clk_disable_unprepare(sata_phy->phyclk);
return PTR_ERR(phy_provider);
ret = PTR_ERR(phy_provider);
goto clk_disable;
}
return 0;
clk_disable:
clk_disable_unprepare(sata_phy->phyclk);
put_dev:
put_device(&sata_phy->client->dev);
return ret;
}
static const struct of_device_id exynos_sata_phy_of_match[] = {