6.16-stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold johan@kernel.org
commit e19bcea99749ce8e8f1d359f68ae03210694ad56 upstream.
Make sure to drop the reference to the control device taken by of_find_device_by_node() during probe when the driver is unbound.
Fixes: 918ee0d21ba4 ("usb: phy: omap-usb3: Don't use omap_get_control_dev()") Cc: stable@vger.kernel.org # 3.13 Cc: Roger Quadros rogerq@kernel.org Signed-off-by: Johan Hovold johan@kernel.org Link: https://lore.kernel.org/r/20250724131206.2211-4-johan@kernel.org Signed-off-by: Vinod Koul vkoul@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/phy/ti/phy-ti-pipe3.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
--- a/drivers/phy/ti/phy-ti-pipe3.c +++ b/drivers/phy/ti/phy-ti-pipe3.c @@ -667,12 +667,20 @@ static int ti_pipe3_get_clk(struct ti_pi return 0; }
+static void ti_pipe3_put_device(void *_dev) +{ + struct device *dev = _dev; + + put_device(dev); +} + static int ti_pipe3_get_sysctrl(struct ti_pipe3 *phy) { struct device *dev = phy->dev; struct device_node *node = dev->of_node; struct device_node *control_node; struct platform_device *control_pdev; + int ret;
phy->phy_power_syscon = syscon_regmap_lookup_by_phandle(node, "syscon-phy-power"); @@ -704,6 +712,11 @@ static int ti_pipe3_get_sysctrl(struct t }
phy->control_dev = &control_pdev->dev; + + ret = devm_add_action_or_reset(dev, ti_pipe3_put_device, + phy->control_dev); + if (ret) + return ret; }
if (phy->mode == PIPE3_MODE_PCIE) {