From: ChenXiaoSong <chenxiaosong@chenxiaosong.com>
To: liuqiangneo@163.com, linkinjeon@kernel.org, smfrench@gmail.com,
senozhatsky@chromium.org, tom@talpey.com
Cc: linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org,
Qiang Liu <liuqiang@kylinos.cn>
Subject: Re: [PATCH 1/3] ksmbd: fix sd_ndr.data memory leak in ksmbd_vfs_set_sd_xattr
Date: Tue, 23 Jun 2026 10:28:02 +0800 [thread overview]
Message-ID: <ac33d658-0ef3-48f8-b934-dfe2623ed5a7@chenxiaosong.com> (raw)
In-Reply-To: <20260623021240.34722-2-liuqiangneo@163.com>
Looks good. Feel free to add:
Reviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
On 6/23/26 10:12, liuqiangneo@163.com wrote:
> From: Qiang Liu <liuqiang@kylinos.cn>
>
> Move kfree(sd_ndr.data) into the out cleanup path to avoid memory
> leak on error.
>
> Signed-off-by: Qiang Liu <liuqiang@kylinos.cn>
> ---
> fs/smb/server/vfs.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
> index 74b0307cb100..febe9f7b54c3 100644
> --- a/fs/smb/server/vfs.c
> +++ b/fs/smb/server/vfs.c
> @@ -1479,8 +1479,8 @@ int ksmbd_vfs_set_sd_xattr(struct ksmbd_conn *conn,
> if (rc < 0)
> pr_err("Failed to store XATTR ntacl :%d\n", rc);
>
> - kfree(sd_ndr.data);
> out:
> + kfree(sd_ndr.data);
> kfree(acl_ndr.data);
> kfree(smb_acl);
> kfree(def_smb_acl);
--
ChenXiaoSong <chenxiaosong@chenxiaosong.com>
Chinese Homepage: https://chenxiaosong.com
English Homepage: https://chenxiaosong.com/en
next prev parent reply other threads:[~2026-06-23 2:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-23 2:12 [PATCH 0/3] ksmbd: fix some memory leaks in ksmbd_vfs_* functions liuqiangneo
2026-06-23 2:12 ` [PATCH 1/3] ksmbd: fix sd_ndr.data memory leak in ksmbd_vfs_set_sd_xattr liuqiangneo
2026-06-23 2:28 ` ChenXiaoSong [this message]
2026-06-23 2:12 ` [PATCH 2/3] ksmbd: fix acl.sd_buf memory leak in ksmbd_vfs_get_sd_xattr liuqiangneo
2026-06-23 2:44 ` ChenXiaoSong
2026-06-23 2:12 ` [PATCH 3/3] ksmbd: fix n.data memory leak in ksmbd_vfs_set_dos_attrib_xattr liuqiangneo
2026-06-23 2:46 ` ChenXiaoSong
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