linux-kernel - Re: [PATCH] Fixes a null pointer dereference in ptp

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Message-ID: <20231107100034.09786df1@kernel.org>
Date:   Tue, 7 Nov 2023 10:00:34 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Yuran Pereira <yuran.pereira@...mail.com>
Cc:     richardcochran@...il.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        syzbot+8a78ecea7ac1a2ea26e5@...kaller.appspotmail.com
Subject: Re: [PATCH] Fixes a null pointer dereference in ptp_ioctl

On Mon,  6 Nov 2023 06:18:29 +0530 Yuran Pereira wrote:
> This patch fixes the issue by adding a check for tsevq and
> ensuring ptp_ioctl returns with an error if tsevq is null.
> 
> Dashboard link: https://syzkaller.appspot.com/bug?extid=8a78ecea7ac1a2ea26e5

Just Link:

> Reported-by: syzbot+8a78ecea7ac1a2ea26e5@...kaller.appspotmail.com
> Fixes: c5a445b1e934 ("ptp: support event queue reader channel masks")
> 

No empty lines between tags.

> Signed-off-by: Yuran Pereira <yuran.pereira@...mail.com>

When you repost please make sure you CC everyone get_maintainer 
(run on  the patch file, not the paths) points out.
And CC Edward Adam Davis <eadavis@...com> since his fixing similar
issues.
-- 
pw-bot: cr