integrity: IMA hooks

This patch replaces the generic integrity hooks, for which IMA registered
itself, with IMA integrity hooks in the appropriate places directly
in the fs directory.

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Mimi Zohar 2009-02-04 09:06:57 -05:00 committed by James Morris
parent 659aaf2bb5
commit 6146f0d5e4
7 changed files with 86 additions and 7 deletions

View file

@ -17,6 +17,7 @@
#include <linux/hash.h>
#include <linux/swap.h>
#include <linux/security.h>
#include <linux/ima.h>
#include <linux/pagemap.h>
#include <linux/cdev.h>
#include <linux/bootmem.h>
@ -144,13 +145,13 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_cdev = NULL;
inode->i_rdev = 0;
inode->dirtied_when = 0;
if (security_inode_alloc(inode)) {
if (inode->i_sb->s_op->destroy_inode)
inode->i_sb->s_op->destroy_inode(inode);
else
kmem_cache_free(inode_cachep, (inode));
return NULL;
}
if (security_inode_alloc(inode))
goto out_free_inode;
/* allocate and initialize an i_integrity */
if (ima_inode_alloc(inode))
goto out_free_security;
spin_lock_init(&inode->i_lock);
lockdep_set_class(&inode->i_lock, &sb->s_type->i_lock_key);
@ -186,6 +187,15 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_mapping = mapping;
return inode;
out_free_security:
security_inode_free(inode);
out_free_inode:
if (inode->i_sb->s_op->destroy_inode)
inode->i_sb->s_op->destroy_inode(inode);
else
kmem_cache_free(inode_cachep, (inode));
return NULL;
}
EXPORT_SYMBOL(inode_init_always);