> -原始邮件-
> 发件人: "Vivek Goyal"
> 发送时间: 2021-03-24 01:10:03 (星期三)
> 收件人: "Lv Yunlong"
> 抄送: stefa...@redhat.com, mik...@szeredi.hu,
> virtualizat...@lists.linux-foundation.org, linux-fsde...@vger.kernel.org,
> linux-kernel@vger.kernel.org
>
On Mon, Mar 22, 2021 at 10:18:31PM -0700, Lv Yunlong wrote:
> In virtio_fs_get_tree, fm is allocated by kzalloc() and
> assigned to fsc->s_fs_info by fsc->s_fs_info=fm statement.
> If the kzalloc() failed, it will goto err directly, so that
> fsc->s_fs_info must be non-NULL and fm will be freed.
On 3/23/21 12:18 AM, Lv Yunlong wrote:
In virtio_fs_get_tree, fm is allocated by kzalloc() and
assigned to fsc->s_fs_info by fsc->s_fs_info=fm statement.
If the kzalloc() failed, it will goto err directly, so that
Right, I follow this so far.
fsc->s_fs_info must be non-NULL and fm will be
In virtio_fs_get_tree, fm is allocated by kzalloc() and
assigned to fsc->s_fs_info by fsc->s_fs_info=fm statement.
If the kzalloc() failed, it will goto err directly, so that
fsc->s_fs_info must be non-NULL and fm will be freed.
But later fm is freed again when virtio_fs_fill_super() fialed.
I
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