#include <linux/errno.h>
+EXPORT_SYMBOL(posix_acl_init);
EXPORT_SYMBOL(posix_acl_alloc);
EXPORT_SYMBOL(posix_acl_clone);
EXPORT_SYMBOL(posix_acl_valid);
EXPORT_SYMBOL(posix_acl_chmod_masq);
EXPORT_SYMBOL(posix_acl_permission);
+/*
+ * Init a fresh posix_acl
+ */
+void
+posix_acl_init(struct posix_acl *acl, int count)
+{
+ atomic_set(&acl->a_refcount, 1);
+ acl->a_count = count;
+}
+
/*
* Allocate a new ACL with the specified number of entries.
*/
const size_t size = sizeof(struct posix_acl) +
count * sizeof(struct posix_acl_entry);
struct posix_acl *acl = kmalloc(size, flags);
- if (acl) {
- atomic_set(&acl->a_refcount, 1);
- acl->a_count = count;
- }
+ if (acl)
+ posix_acl_init(acl, count);
return acl;
}
if (acl) {
int size = sizeof(struct posix_acl) + acl->a_count *
sizeof(struct posix_acl_entry);
- clone = kmalloc(size, flags);
- if (clone) {
- memcpy(clone, acl, size);
+ clone = kmemdup(acl, size, flags);
+ if (clone)
atomic_set(&clone->a_refcount, 1);
- }
}
return clone;
}
switch(pa->e_tag) {
case ACL_USER_OBJ:
/* (May have been checked already) */
- if (inode->i_uid == current->fsuid)
+ if (inode->i_uid == current_fsuid())
goto check_perm;
break;
case ACL_USER:
- if (pa->e_id == current->fsuid)
+ if (pa->e_id == current_fsuid())
goto mask;
break;
case ACL_GROUP_OBJ: