linux-kernel - Re: [PATCH] tty: fix memory leak in gsm_activate

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Message-ID: <20230919095554.3764551-2-twuufnxlz@gmail.com>
Date:   Tue, 19 Sep 2023 17:55:55 +0800
From:   Edward AD <twuufnxlz@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     eadavis@...a.com, jirislaby@...nel.org,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
        syzbot+b5d1f455d385b2c7da3c@...kaller.appspotmail.com,
        syzkaller-bugs@...glegroups.com, twuufnxlz@...il.com
Subject: Re: [PATCH] tty: fix memory leak in gsm_activate_mux

On Tue, 19 Sep 2023 11:31:57 +0200 Greg KH wrote:
> > On Tue, 19 Sep 2023 10:29:08 +0200 Greg KH wrote:
> > > > When the call to gsm_register_devices() fails, we need to reclaim the memory
> > > > requested in gsm_dlci_alloc().
> > > >
> > > > Fixes: 01aecd917114 ("tty: n_gsm: fix tty registration before control channel open")
> > > > Reported-and-tested-by: syzbot+b5d1f455d385b2c7da3c@...kaller.appspotmail.com
> > > > Signed-off-by: Edward AD <twuufnxlz@...il.com>
> > >
> > > Please use your company name/email address, and then just set a manual
> > > "From:" line as the first line in the changelog as the documentation
> > > asks.  That's how developers work around their broken corporate email
> > > systems (but really, you should go and poke your IT group to fix it.)
> > This repair was completed in my personal time. Additionally, there may be a
> > possibility of the company's email being thrown away by 'lore.kernel.org'.
> > If you are not very strict with this, I will continue to use my private email.
> 
> As you previously submitted this under your company name/address, we
> have to be strict for obvious reasons, sorry.
The two email addresses I used before these are all my personal emails.
> 
> > I will only keep one line starting with 'From:' in the patch.
> 
> I don't understand what you mean by this.
Just set a manual "From:" line as the first line in the changelog as the 
documentation asks.

Thanks,
edward