linux-kernel - Re: [PATCH] HID: appletb-kbd: fix slab use-after-free bug in appletb_kbd

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Message-ID: <aFqSaznWWrxkEs1b@gmail.com>
Date: Tue, 24 Jun 2025 12:56:40 +0100
From: Qasim Ijaz <qasdev00@...il.com>
To: Aditya Garg <gargaditya08@...e.com>
Cc: jikos@...nel.org, bentiss@...nel.org, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] HID: appletb-kbd: fix slab use-after-free bug in
 appletb_kbd_probe

On Tue, Jun 24, 2025 at 10:57:05AM +0530, Aditya Garg wrote:
> Ok this makes sense. Probably execute time_delete_sync only when there is kbd->backlight_dev in appletb_kbd_remove as well. Currently it is being executed unconditionally.

Good point, will resend v2

Thanks,
Qasim
> 
> > 	hid_hw_close(hdev);
> > stop_hw:
> > 	hid_hw_stop(hdev);