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devpts: Move the creation of /dev/pts/ptmx into fill_super 

The code makes more sense here and things are just clearer.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eric W. Biederman 2016-09-14 13:53:34 -05:00 committed by Greg Kroah-Hartman
parent dee87d4736
commit 180d904442
1 changed files with 11 additions and 8 deletions
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19
fs/devpts/inode.c
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@ -425,11 +425,19 @@ devpts_fill_super(struct super_block *s, void *data, int silent)
set_nlink(inode, 2);
s->s_root = d_make_root(inode);
if (s->s_root)
return 0;
if (!s->s_root) {
pr_err("get root dentry failed\n");
goto fail;
}
pr_err("get root dentry failed\n");
error = mknod_ptmx(s);
if (error)
goto fail_dput;
return 0;
fail_dput:
dput(s->s_root);
s->s_root = NULL;
fail:
return error;
}
@ -456,11 +464,6 @@ static struct dentry *devpts_mount(struct file_system_type *fs_type,
goto out_undo_sget;
s->s_flags |= MS_ACTIVE;
}
error = mknod_ptmx(s);
if (error)
goto out_undo_sget;
return dget(s->s_root);
out_undo_sget: