linux-kernel - Re: [PATCH] io_uring: Check socket is valid in io_bind()/io

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Message-ID: <7ca9cfc8-3423-476f-b768-8f089dae140a@kernel.dk>
Date: Sat, 13 Jul 2024 06:38:58 -0600
From: Jens Axboe <axboe@...nel.dk>
To: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
 syzbot <syzbot+1e811482aa2c70afa9a0@...kaller.appspotmail.com>,
 io-uring@...r.kernel.org, syzkaller-bugs@...glegroups.com,
 Pavel Begunkov <asml.silence@...il.com>,
 Gabriel Krisman Bertazi <krisman@...e.de>
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH] io_uring: Check socket is valid in io_bind()/io_listen()

On 7/13/24 4:05 AM, Tetsuo Handa wrote:
> We need to check that sock_from_file(req->file) != NULL.

Yep indeed, that was missed. Thanks, I'll apply this, just moving
the assignment to where the NULL check is for consistency's sake.

-- 
Jens Axboe