This is a note to let you know that I've just added the patch titled
phy: twl4030-usb: Relase usb phy on unload
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
phy-twl4030-usb-relase-usb-phy-on-unload.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From b241d31ef2f6a289d33dcaa004714b26e06f476f Mon Sep 17 00:00:00 2001
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Mon, 30 Nov 2015 21:39:53 -0800
Subject: phy: twl4030-usb: Relase usb phy on unload
From: Tony Lindgren <tony@xxxxxxxxxxx>
commit b241d31ef2f6a289d33dcaa004714b26e06f476f upstream.
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: Bin Liu <b-liu@xxxxxx>
Cc: Felipe Balbi <balbi@xxxxxx>
Cc: Kishon Vijay Abraham I <kishon@xxxxxx>
Cc: NeilBrown <neil@xxxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/phy/phy-twl4030-usb.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -750,6 +750,7 @@ static int twl4030_usb_remove(struct pla
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);
Patches currently in stable-queue which might be from tony@xxxxxxxxxxx are
queue-4.4/phy-twl4030-usb-relase-usb-phy-on-unload.patch
queue-4.4/arm-omap2-fix-wait_dll_lock_timed-for-rodata.patch
queue-4.4/arm-dts-fix-omap5-pmic-control-lines-for-rtc-writes.patch
queue-4.4/arm-omap2-fix-l2_inv_api_params-for-rodata.patch
queue-4.4/arm-omap2-fix-ppa_zero_params-and-ppa_por_params-for-rodata.patch
queue-4.4/arm-omap2-fix-l2dis_3630-for-rodata.patch
queue-4.4/arm-omap2-fix-save_secure_ram_context-for-rodata.patch
queue-4.4/phy-twl4030-usb-fix-unbalanced-pm_runtime_enable-on-module-reload.patch
queue-4.4/arm-dts-omap5-board-common-enable-rtc-and-charging-of-backup-battery.patch
queue-4.4/arm-dts-fix-wl12xx-missing-clocks-that-cause-hangs.patch
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