Re: [PATCH][LSM] Remove inode_permission_lite hook 3/4

From: Chris Wright (chris@wirex.com)
Date: Fri Jun 13 2003 - 02:19:08 EST


[LSM] Remove security_inode_permission_lite hook

--- linus-2.5/fs/namei.c.perm_lite Thu Jun 12 22:51:27 2003
+++ linus-2.5/fs/namei.c Thu Jun 12 22:51:27 2003
@@ -325,7 +325,7 @@
 
         return -EACCES;
 ok:
- return security_inode_permission_lite(inode, MAY_EXEC);
+ return security_inode_permission(inode, MAY_EXEC);
 }
 
 /*
--- linus-2.5/include/linux/security.h.perm_lite Thu Jun 12 22:48:12 2003
+++ linus-2.5/include/linux/security.h Thu Jun 12 22:51:27 2003
@@ -327,16 +327,6 @@
  * @inode contains the inode structure to check.
  * @mask contains the permission mask.
  * Return 0 if permission is granted.
- * @inode_permission_lite:
- * Check permission before accessing an inode. This hook is
- * currently only called when checking MAY_EXEC access during
- * pathname resolution. The dcache lock is held and thus modules
- * that could sleep or contend the lock should return -EAGAIN to
- * inform the kernel to drop the lock and try again calling the
- * full permission hook.
- * @inode contains the inode structure to check.
- * @mask contains the permission mask.
- * Return 0 if permission is granted.
  * @inode_setattr:
  * Check permission before setting file attributes. Note that the kernel
  * call to notify_change is performed from several locations, whenever
@@ -1052,7 +1042,6 @@
         int (*inode_readlink) (struct dentry *dentry);
         int (*inode_follow_link) (struct dentry *dentry, struct nameidata *nd);
         int (*inode_permission) (struct inode *inode, int mask);
- int (*inode_permission_lite) (struct inode *inode, int mask);
         int (*inode_setattr) (struct dentry *dentry, struct iattr *attr);
         int (*inode_getattr) (struct vfsmount *mnt, struct dentry *dentry);
         void (*inode_delete) (struct inode *inode);
@@ -1465,12 +1454,6 @@
         return security_ops->inode_permission (inode, mask);
 }
 
-static inline int security_inode_permission_lite (struct inode *inode,
- int mask)
-{
- return security_ops->inode_permission_lite (inode, mask);
-}
-
 static inline int security_inode_setattr (struct dentry *dentry,
                                           struct iattr *attr)
 {
@@ -2096,12 +2079,6 @@
 {
         return 0;
 }
-
-static inline int security_inode_permission_lite (struct inode *inode,
- int mask)
-{
- return 0;
-}
 
 static inline int security_inode_setattr (struct dentry *dentry,
                                           struct iattr *attr)
--- linus-2.5/security/dummy.c.perm_lite Thu Jun 12 22:48:12 2003
+++ linus-2.5/security/dummy.c Thu Jun 12 22:51:27 2003
@@ -308,11 +308,6 @@
         return 0;
 }
 
-static int dummy_inode_permission_lite (struct inode *inode, int mask)
-{
- return 0;
-}
-
 static int dummy_inode_setattr (struct dentry *dentry, struct iattr *iattr)
 {
         return 0;
@@ -826,7 +821,6 @@
         set_to_dummy_if_null(ops, inode_readlink);
         set_to_dummy_if_null(ops, inode_follow_link);
         set_to_dummy_if_null(ops, inode_permission);
- set_to_dummy_if_null(ops, inode_permission_lite);
         set_to_dummy_if_null(ops, inode_setattr);
         set_to_dummy_if_null(ops, inode_getattr);
         set_to_dummy_if_null(ops, inode_delete);
-
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