linux-kernel - Re: [PATCH] usb: gadget: u_serial: fix null-ptr-deref in gs_start

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Message-ID: <2024092656-retorted-shelter-e7b1@gregkh>
Date: Thu, 26 Sep 2024 14:25:11 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: Hubert Buczyński <hubert.buczynski94@...il.com>
Cc: Prashanth K <quic_prashk@...cinc.com>, balbi@...nel.org,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	"hubert.buczynski" <Hubert.Buczynski.ext@...g.de>
Subject: Re: [PATCH] usb: gadget: u_serial: fix null-ptr-deref in gs_start_io

On Thu, Sep 26, 2024 at 01:17:53PM +0200, Hubert Buczyński wrote:
> > Commit ffd603f21423 ("usb: gadget: u_serial: Add null pointer check in
> > gs_start_io") fixed this issue. Please try adding it into your builds.
> >
> > Regards,
> > Prashanth K
> 
> Thanks for the quick response. Indeed, the commit ffd603f21423
> ("usb: gadget: u_serial: Add null pointer check in gs_start_io")
> solves the problem. Sorry for not checking the newest version.
> 
> I wonder whether it should also be applied to the LTS v5.15.167.
> The bug is still present there.

Then submit it for inclusion as per the stable kernel rules!

thanks,

greg k-h