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From: Pavel Begunkov <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Cc: [email protected]
Subject: Re: [PATCH 5.10] io_uring: fix recvmsg setup with compat buf-select
Date: Wed, 2 Dec 2020 22:04:11 +0000	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 30/11/2020 18:12, Jens Axboe wrote:
> On 11/29/20 11:33 AM, Pavel Begunkov wrote:
>> __io_compat_recvmsg_copy_hdr() with REQ_F_BUFFER_SELECT reads out iov
>> len but never assigns it to iov/fast_iov, leaving sr->len with garbage.
>> Hopefully, following io_buffer_select() truncates it to the selected
>> buffer size, but the value is still may be under what was specified.
> 
> Applied, thanks.

Jens, apologies but where did it go? Can't find at git.kernel.dk

-- 
Pavel Begunkov

  reply	other threads:[~2020-12-02 22:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-29 18:33 [PATCH 5.10] io_uring: fix recvmsg setup with compat buf-select Pavel Begunkov
2020-11-30 18:12 ` Jens Axboe
2020-12-02 22:04   ` Pavel Begunkov [this message]
2020-12-02 23:24     ` Jens Axboe
2020-12-03  0:41       ` Pavel Begunkov

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