From: Jens Axboe <axboe@kernel.dk>
To: Qingyue Zhang <chunzhennn@qq.com>
Cc: io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
Suoxing Zhang <aftern00n@qq.com>
Subject: Re: [PATCH 1/2] io_uring/kbuf: fix signedness in this_len calculation
Date: Wed, 27 Aug 2025 08:40:57 -0600 [thread overview]
Message-ID: <175630565742.226956.8766758074257445746.b4-ty@kernel.dk> (raw)
In-Reply-To: <tencent_4DBB3674C0419BEC2C0C525949DA410CA307@qq.com>
On Wed, 27 Aug 2025 19:43:39 +0800, Qingyue Zhang wrote:
> When importing and using buffers, buf->len is considered unsigned.
> However, buf->len is converted to signed int when committing. This
> can lead to unexpected behavior if buffer is large enough to be
> interpreted as a negative value. Make min_t calculation unsigned.
>
>
Applied, thanks!
[1/2] io_uring/kbuf: fix signedness in this_len calculation
commit: c64eff368ac676e8540344d27a3de47e0ad90d21
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2025-08-27 14:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-27 11:43 [PATCH 1/2] io_uring/kbuf: fix signedness in this_len calculation Qingyue Zhang
2025-08-27 14:40 ` Jens Axboe [this message]
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