linux-kernel - Re: [PATCH] ksmbd: free aux buffer if ksmbd_iov_pin_rsp

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Message-ID: <CAKYAXd-dMgmGUEow6B4pJRCUtmmgE0Qy+5CVEOTuMZA+O3gpQQ@mail.gmail.com>
Date: Mon, 5 Feb 2024 20:45:25 +0900
From: Namjae Jeon <linkinjeon@...nel.org>
To: Fedor Pchelkin <pchelkin@...ras.ru>
Cc: Steve French <sfrench@...ba.org>, Sergey Senozhatsky <senozhatsky@...omium.org>, 
	Tom Talpey <tom@...pey.com>, linux-cifs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Alexey Khoroshilov <khoroshilov@...ras.ru>, lvc-project@...uxtesting.org, 
	stable@...r.kernel.org
Subject: Re: [PATCH] ksmbd: free aux buffer if ksmbd_iov_pin_rsp_read fails

2024-02-05 20:19 GMT+09:00, Fedor Pchelkin <pchelkin@...ras.ru>:
> ksmbd_iov_pin_rsp_read() doesn't free the provided aux buffer if it
> fails. Seems to be the caller's responsibility to clear the buffer in
> error case.
>
> Found by Linux Verification Center (linuxtesting.org).
>
> Fixes: e2b76ab8b5c9 ("ksmbd: add support for read compound")
> Cc: stable@...r.kernel.org
> Signed-off-by: Fedor Pchelkin <pchelkin@...ras.ru>
Applied it to #ksmbd-for-next-next.
Thanks for your patch!