vfs: new helper - vfs_ustat()
... and bury user_get_super()/statfs_by_dentry() - they are
purely internal now.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/parisc/hpux/sys_hpux.c b/arch/parisc/hpux/sys_hpux.c
index 6ab9580..d9dc6cd 100644
--- a/arch/parisc/hpux/sys_hpux.c
+++ b/arch/parisc/hpux/sys_hpux.c
@@ -136,16 +136,9 @@
*/
static int hpux_ustat(dev_t dev, struct hpux_ustat __user *ubuf)
{
- struct super_block *s;
struct hpux_ustat tmp; /* Changed to hpux_ustat */
struct kstatfs sbuf;
- int err = -EINVAL;
-
- s = user_get_super(dev);
- if (s == NULL)
- goto out;
- err = statfs_by_dentry(s->s_root, &sbuf);
- drop_super(s);
+ int err = vfs_ustat(dev, &sbuf);
if (err)
goto out;