* [PATCH] phy: ti: dm816x: Fix the error handling path in 'dm816x_usb_phy_probe()
@ 2021-06-05 13:17 Christophe JAILLET
2021-06-21 6:34 ` Vinod Koul
0 siblings, 1 reply; 2+ messages in thread
From: Christophe JAILLET @ 2021-06-05 13:17 UTC (permalink / raw)
To: kishon, vkoul, tony
Cc: linux-phy, linux-kernel, kernel-janitors, Christophe JAILLET
Add an error handling path in the probe to release some resources, as
already done in the remove function.
Fixes: 609adde838f4 ("phy: Add a driver for dm816x USB PHY")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
drivers/phy/ti/phy-dm816x-usb.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/phy/ti/phy-dm816x-usb.c b/drivers/phy/ti/phy-dm816x-usb.c
index 57adc08a89b2..9fe6ea6fdae5 100644
--- a/drivers/phy/ti/phy-dm816x-usb.c
+++ b/drivers/phy/ti/phy-dm816x-usb.c
@@ -242,19 +242,28 @@ static int dm816x_usb_phy_probe(struct platform_device *pdev)
pm_runtime_enable(phy->dev);
generic_phy = devm_phy_create(phy->dev, NULL, &ops);
- if (IS_ERR(generic_phy))
- return PTR_ERR(generic_phy);
+ if (IS_ERR(generic_phy)) {
+ error = PTR_ERR(generic_phy);
+ goto clk_unprepare;
+ }
phy_set_drvdata(generic_phy, phy);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
- if (IS_ERR(phy_provider))
- return PTR_ERR(phy_provider);
+ if (IS_ERR(phy_provider)) {
+ error = PTR_ERR(phy_provider);
+ goto clk_unprepare;
+ }
usb_add_phy_dev(&phy->phy);
return 0;
+
+clk_unprepare:
+ pm_runtime_disable(phy->dev);
+ clk_unprepare(phy->refclk);
+ return error;
}
static int dm816x_usb_phy_remove(struct platform_device *pdev)
--
2.30.2
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2021-06-05 13:17 [PATCH] phy: ti: dm816x: Fix the error handling path in 'dm816x_usb_phy_probe() Christophe JAILLET
2021-06-21 6:34 ` Vinod Koul
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