bury posix_acl_..._masq() variants

made static; no callers left outside of posix_acl.c.  posix_acl_clone() also
has lost all external callers and became static...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/posix_acl.c

@@ -24,12 +24,9 @@
 
 EXPORT_SYMBOL(posix_acl_init);
 EXPORT_SYMBOL(posix_acl_alloc);
-EXPORT_SYMBOL(posix_acl_clone);
 EXPORT_SYMBOL(posix_acl_valid);
 EXPORT_SYMBOL(posix_acl_equiv_mode);
 EXPORT_SYMBOL(posix_acl_from_mode);
-EXPORT_SYMBOL(posix_acl_create_masq);
-EXPORT_SYMBOL(posix_acl_chmod_masq);
 EXPORT_SYMBOL(posix_acl_permission);
 
 /*
@@ -59,7 +56,7 @@ posix_acl_alloc(int count, gfp_t flags)
 /*
  * Clone an ACL.
  */
-struct posix_acl *
+static struct posix_acl *
 posix_acl_clone(const struct posix_acl *acl, gfp_t flags)
 {
 	struct posix_acl *clone = NULL;
@@ -283,8 +280,7 @@ posix_acl_permission(struct inode *inode, const struct posix_acl *acl, int want)
  * system calls. All permissions that are not granted by the acl are removed.
  * The permissions in the acl are changed to reflect the mode_p parameter.
  */
-int
-posix_acl_create_masq(struct posix_acl *acl, mode_t *mode_p)
+static int posix_acl_create_masq(struct posix_acl *acl, mode_t *mode_p)
 {
 	struct posix_acl_entry *pa, *pe;
 	struct posix_acl_entry *group_obj = NULL, *mask_obj = NULL;
@@ -341,8 +337,7 @@ posix_acl_create_masq(struct posix_acl *acl, mode_t *mode_p)
 /*
  * Modify the ACL for the chmod syscall.
  */
-int
-posix_acl_chmod_masq(struct posix_acl *acl, mode_t mode)
+static int posix_acl_chmod_masq(struct posix_acl *acl, mode_t mode)
 {
 	struct posix_acl_entry *group_obj = NULL, *mask_obj = NULL;
 	struct posix_acl_entry *pa, *pe;

include/linux/posix_acl.h

@@ -73,13 +73,10 @@ posix_acl_release(struct posix_acl *acl)
 
 extern void posix_acl_init(struct posix_acl *, int);
 extern struct posix_acl *posix_acl_alloc(int, gfp_t);
-extern struct posix_acl *posix_acl_clone(const struct posix_acl *, gfp_t);
 extern int posix_acl_valid(const struct posix_acl *);
 extern int posix_acl_permission(struct inode *, const struct posix_acl *, int);
 extern struct posix_acl *posix_acl_from_mode(mode_t, gfp_t);
 extern int posix_acl_equiv_mode(const struct posix_acl *, mode_t *);
-extern int posix_acl_create_masq(struct posix_acl *, mode_t *);
-extern int posix_acl_chmod_masq(struct posix_acl *, mode_t);
 extern int posix_acl_create(struct posix_acl **, gfp_t, mode_t *);
 extern int posix_acl_chmod(struct posix_acl **, gfp_t, mode_t);