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devpts: Simplify devpts_mount by using mount_nodev

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Now that all of the work of setting up a superblock has been moved to
devpts_fill_super simplify devpts_mount by calling mount_nodev instead
of rolling mount_nodev by hand.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2016-04-19 17:52:53 -05:00
parent 7dd17f7134
commit ec0a9ba6f2
1 changed files with 1 additions and 18 deletions
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19
fs/devpts/inode.c
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@ -451,24 +451,7 @@ devpts_fill_super(struct super_block *s, void *data, int silent)
static struct dentry *devpts_mount(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data)
{
int error;
struct super_block *s;
s = sget(fs_type, NULL, set_anon_super, flags, NULL);
if (IS_ERR(s))
return ERR_CAST(s);
if (!s->s_root) {
error = devpts_fill_super(s, data, flags & MS_SILENT ? 1 : 0);
if (error)
goto out_undo_sget;
s->s_flags |= MS_ACTIVE;
}
return dget(s->s_root);
out_undo_sget:
deactivate_locked_super(s);
return ERR_PTR(error);
return mount_nodev(fs_type, flags, data, devpts_fill_super);
}
static void devpts_kill_sb(struct super_block *sb)