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Date: Wed, 10 Feb 2016 12:15:07 +0530 From: Kishon Vijay Abraham I <kishon@...com> To: <gregkh@...uxfoundation.org> CC: <linux-kernel@...r.kernel.org> Subject: [PATCH 3/4] phy: twl4030-usb: Relase usb phy on unload From: Tony Lindgren <tony@...mide.com> Otherwise rmmod omap2430; rmmod phy-twl4030-usb; modprobe omap2430 will try to use a non-existing phy and oops: Unable to handle kernel paging request at virtual address b6f7c1f0 ... [<c048a284>] (devm_usb_get_phy_by_node) from [<bf0758ac>] (omap2430_musb_init+0x44/0x2b4 [omap2430]) [<bf0758ac>] (omap2430_musb_init [omap2430]) from [<bf055ec0>] (musb_init_controller+0x194/0x878 [musb_hdrc]) Cc: stable@...r.kernel.org Cc: Bin Liu <b-liu@...com> Cc: Felipe Balbi <balbi@...com> Cc: Kishon Vijay Abraham I <kishon@...com> Cc: NeilBrown <neil@...wn.name> Signed-off-by: Tony Lindgren <tony@...mide.com> Signed-off-by: Kishon Vijay Abraham I <kishon@...com> --- drivers/phy/phy-twl4030-usb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c index 4a3fc6e..fe5538f 100644 --- a/drivers/phy/phy-twl4030-usb.c +++ b/drivers/phy/phy-twl4030-usb.c @@ -750,6 +750,7 @@ static int twl4030_usb_remove(struct platform_device *pdev) struct twl4030_usb *twl = platform_get_drvdata(pdev); int val; + usb_remove_phy(&twl->phy); pm_runtime_get_sync(twl->dev); cancel_delayed_work(&twl->id_workaround_work); device_remove_file(twl->dev, &dev_attr_vbus); -- 1.7.9.5
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