ima: rename PATH_CHECK to FILE_CHECK

With the movement of the ima hooks functions were renamed from *path* to
*file* since they always deal with struct file.  This patch renames some of
the ima internal flags to make them consistent with the rest of the code.

Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

5 files changed, 17 insertions, 14 deletions

diff --git a/Documentation/ABI/testing/ima_policy b/Documentation/ABI/testing/ima_policy
index 6434f0df012e..6cd6daefaaed 100644
--- a/Documentation/ABI/testing/ima_policy
+++ b/Documentation/ABI/testing/ima_policy
@@ -20,7 +20,7 @@ Description:
                         lsm:    [[subj_user=] [subj_role=] [subj_type=]
                                  [obj_user=] [obj_role=] [obj_type=]]
 
-                base:   func:= [BPRM_CHECK][FILE_MMAP][INODE_PERMISSION]
+                base:   func:= [BPRM_CHECK][FILE_MMAP][FILE_CHECK]
                         mask:= [MAY_READ] [MAY_WRITE] [MAY_APPEND] [MAY_EXEC]
                         fsmagic:= hex value
                         uid:= decimal value
@@ -40,11 +40,11 @@ Description:
 
                         measure func=BPRM_CHECK
                         measure func=FILE_MMAP mask=MAY_EXEC
-                        measure func=INODE_PERM mask=MAY_READ uid=0
+                        measure func=FILE_CHECK mask=MAY_READ uid=0
 
                 The default policy measures all executables in bprm_check,
                 all files mmapped executable in file_mmap, and all files
-                open for read by root in inode_permission.
+                open for read by root in do_filp_open.
 
                 Examples of LSM specific definitions:
 
@@ -54,8 +54,8 @@ Description:
 
                         dont_measure obj_type=var_log_t
                         dont_measure obj_type=auditd_log_t
-                        measure subj_user=system_u func=INODE_PERM mask=MAY_READ
-                        measure subj_role=system_r func=INODE_PERM mask=MAY_READ
+                        measure subj_user=system_u func=FILE_CHECK mask=MAY_READ
+                        measure subj_role=system_r func=FILE_CHECK mask=MAY_READ
 
                 Smack:
-                        measure subj_user=_ func=INODE_PERM mask=MAY_READ
+                        measure subj_user=_ func=FILE_CHECK mask=MAY_READ
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index aa25a7eb2d0e..47fb65d1fcbd 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -130,7 +130,7 @@ void iint_free(struct kref *kref);
 void iint_rcu_free(struct rcu_head *rcu);
 
 /* IMA policy related functions */
-enum ima_hooks { PATH_CHECK = 1, FILE_MMAP, BPRM_CHECK };
+enum ima_hooks { FILE_CHECK = 1, FILE_MMAP, BPRM_CHECK };
 
 int ima_match_policy(struct inode *inode, enum ima_hooks func, int mask);
 void ima_init_policy(void);
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
index 3cd58b60afd2..2a5e0bcf3887 100644
--- a/security/integrity/ima/ima_api.c
+++ b/security/integrity/ima/ima_api.c
@@ -95,12 +95,12 @@ err_out:
  * ima_must_measure - measure decision based on policy.
  * @inode: pointer to inode to measure
  * @mask: contains the permission mask (MAY_READ, MAY_WRITE, MAY_EXECUTE)
- * @function: calling function (PATH_CHECK, BPRM_CHECK, FILE_MMAP)
+ * @function: calling function (FILE_CHECK, BPRM_CHECK, FILE_MMAP)
  *
  * The policy is defined in terms of keypairs:
  *              subj=, obj=, type=, func=, mask=, fsmagic=
  *      subj,obj, and type: are LSM specific.
- *      func: PATH_CHECK | BPRM_CHECK | FILE_MMAP
+ *      func: FILE_CHECK | BPRM_CHECK | FILE_MMAP
  *      mask: contains the permission mask
  *      fsmagic: hex value
  *
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index b76e1f03ea2b..294b005d6520 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -153,7 +153,7 @@ void ima_counts_get(struct file *file)
         if (!iint)
                 return;
         mutex_lock(&iint->mutex);
-        rc = ima_must_measure(iint, inode, MAY_READ, PATH_CHECK);
+        rc = ima_must_measure(iint, inode, MAY_READ, FILE_CHECK);
         if (rc < 0)
                 goto out;
 
@@ -312,7 +312,7 @@ int ima_file_check(struct file *file, int mask)
 
         rc = process_measurement(file, file->f_dentry->d_name.name,
                                  mask & (MAY_READ | MAY_WRITE | MAY_EXEC),
-                                 PATH_CHECK);
+                                 FILE_CHECK);
         return 0;
 }
 EXPORT_SYMBOL_GPL(ima_file_check);
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index e1278399b345..4759d0f99335 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -67,7 +67,7 @@ static struct ima_measure_rule_entry default_rules[] = {
          .flags = IMA_FUNC | IMA_MASK},
         {.action = MEASURE,.func = BPRM_CHECK,.mask = MAY_EXEC,
          .flags = IMA_FUNC | IMA_MASK},
-        {.action = MEASURE,.func = PATH_CHECK,.mask = MAY_READ,.uid = 0,
+        {.action = MEASURE,.func = FILE_CHECK,.mask = MAY_READ,.uid = 0,
          .flags = IMA_FUNC | IMA_MASK | IMA_UID},
 };
 
@@ -282,8 +282,11 @@ static int ima_parse_rule(char *rule, struct ima_measure_rule_entry *entry)
                         break;
                 case Opt_func:
                         audit_log_format(ab, "func=%s ", args[0].from);
-                        if (strcmp(args[0].from, "PATH_CHECK") == 0)
-                                entry->func = PATH_CHECK;
+                        if (strcmp(args[0].from, "FILE_CHECK") == 0)
+                                entry->func = FILE_CHECK;
+                        /* PATH_CHECK is for backwards compat */
+                        else if (strcmp(args[0].from, "PATH_CHECK") == 0)
+                                entry->func = FILE_CHECK;
                         else if (strcmp(args[0].from, "FILE_MMAP") == 0)
                                 entry->func = FILE_MMAP;
                         else if (strcmp(args[0].from, "BPRM_CHECK") == 0)