[PATCH v8 01/24] ima: Align ima_inode_post_setattr() definition with LSM infrastructure

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From: Roberto Sassu <roberto.sassu@xxxxxxxxxx>

Change ima_inode_post_setattr() definition, so that it can be registered as
implementation of the inode_post_setattr hook (to be introduced).

Signed-off-by: Roberto Sassu <roberto.sassu@xxxxxxxxxx>
Reviewed-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
Reviewed-by: Casey Schaufler <casey@xxxxxxxxxxxxxxxx>
Reviewed-by: Mimi Zohar <zohar@xxxxxxxxxxxxx>
---
 fs/attr.c                             | 2 +-
 include/linux/ima.h                   | 4 ++--
 security/integrity/ima/ima_appraise.c | 3 ++-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/attr.c b/fs/attr.c
index bdf5deb06ea9..9bddc0a6352c 100644
--- a/fs/attr.c
+++ b/fs/attr.c
@@ -502,7 +502,7 @@ int notify_change(struct mnt_idmap *idmap, struct dentry *dentry,
 
 	if (!error) {
 		fsnotify_change(dentry, ia_valid);
-		ima_inode_post_setattr(idmap, dentry);
+		ima_inode_post_setattr(idmap, dentry, ia_valid);
 		evm_inode_post_setattr(dentry, ia_valid);
 	}
 
diff --git a/include/linux/ima.h b/include/linux/ima.h
index 86b57757c7b1..910a2f11a906 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -186,7 +186,7 @@ static inline void ima_post_key_create_or_update(struct key *keyring,
 #ifdef CONFIG_IMA_APPRAISE
 extern bool is_ima_appraise_enabled(void);
 extern void ima_inode_post_setattr(struct mnt_idmap *idmap,
-				   struct dentry *dentry);
+				   struct dentry *dentry, int ia_valid);
 extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name,
 		       const void *xattr_value, size_t xattr_value_len);
 extern int ima_inode_set_acl(struct mnt_idmap *idmap,
@@ -206,7 +206,7 @@ static inline bool is_ima_appraise_enabled(void)
 }
 
 static inline void ima_inode_post_setattr(struct mnt_idmap *idmap,
-					  struct dentry *dentry)
+					  struct dentry *dentry, int ia_valid)
 {
 	return;
 }
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index 870dde67707b..36c2938a5c69 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -629,6 +629,7 @@ void ima_update_xattr(struct integrity_iint_cache *iint, struct file *file)
  * ima_inode_post_setattr - reflect file metadata changes
  * @idmap:  idmap of the mount the inode was found from
  * @dentry: pointer to the affected dentry
+ * @ia_valid: for the UID and GID status
  *
  * Changes to a dentry's metadata might result in needing to appraise.
  *
@@ -636,7 +637,7 @@ void ima_update_xattr(struct integrity_iint_cache *iint, struct file *file)
  * to lock the inode's i_mutex.
  */
 void ima_inode_post_setattr(struct mnt_idmap *idmap,
-			    struct dentry *dentry)
+			    struct dentry *dentry, int ia_valid)
 {
 	struct inode *inode = d_backing_inode(dentry);
 	struct integrity_iint_cache *iint;
-- 
2.34.1





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