From: Jens Axboe <axboe@kernel.dk>
To: Guoxin Pu <pugokushin@gmail.com>
Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH] block: fix length of strscpy()
Date: Mon, 1 Jan 2024 14:26:58 -0700 [thread overview]
Message-ID: <cb12eefa-9588-4244-a1de-b1ea62f6096d@kernel.dk> (raw)
In-Reply-To: <20240101175051.38479-2-pugokushin@gmail.com>
On 1/1/24 10:50 AM, Guoxin Pu wrote:
> In commit 146afeb235ccec10c17ad8ea26327c0c79dbd968 ("block: use strscpy()
> to instead of strncpy()") , the length that should now represent the length
> of the string with the terminating NULL was not updated alongside the
> change.
>
> This has caused blkdevparts= definition on kernel cmdline to be not
> correctly recognized and partitions not correctly initialized, breaking any
> device relying on such partitions to boot, on stable releases since 6.6
>
> This patch fixes the lengths to contain the terminating NULL.
This needs a Fixes line.
--
Jens Axboe
next prev parent reply other threads:[~2024-01-01 21:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-01 17:50 [PATCH] block: fix length of strscpy() Guoxin Pu
2024-01-01 21:26 ` Jens Axboe [this message]
2024-01-17 6:11 ` Guoxin Pu
2024-01-01 21:47 ` David Laight
2024-01-02 2:31 ` Guoxin Pu
2024-01-02 9:14 ` David Laight
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