From: Mimi Zohar <zohar@linux.vnet.ibm.com>
Date: Tue, 25 Apr 2017 02:43:52 +0000 (-0400)
Subject: ima: define is_ima_appraise_enabled()
X-Git-Tag: v5.15~6410^2~146
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6f6723e21589f4594bb72b27ddbb2f75defb33bb;p=platform%2Fkernel%2Flinux-starfive.git

ima: define is_ima_appraise_enabled()

Only return enabled if in enforcing mode, not fix or log modes.

Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

Changes:
- Define is_ima_appraise_enabled() as a bool (Thiago Bauermann)
---

diff --git a/include/linux/ima.h b/include/linux/ima.h
index 7f6952f..0e4647e 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -75,11 +75,17 @@ static inline void ima_add_kexec_buffer(struct kimage *image)
 #endif
 
 #ifdef CONFIG_IMA_APPRAISE
+extern bool is_ima_appraise_enabled(void);
 extern void ima_inode_post_setattr(struct dentry *dentry);
 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_removexattr(struct dentry *dentry, const char *xattr_name);
 #else
+static inline bool is_ima_appraise_enabled(void)
+{
+	return 0;
+}
+
 static inline void ima_inode_post_setattr(struct dentry *dentry)
 {
 	return;
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index ac546df..7fe0566 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -34,6 +34,16 @@ static int __init default_appraise_setup(char *str)
 __setup("ima_appraise=", default_appraise_setup);
 
 /*
+ * is_ima_appraise_enabled - return appraise status
+ *
+ * Only return enabled, if not in ima_appraise="fix" or "log" modes.
+ */
+bool is_ima_appraise_enabled(void)
+{
+	return (ima_appraise & IMA_APPRAISE_ENFORCE) ? 1 : 0;
+}
+
+/*
  * ima_must_appraise - set appraise flag
  *
  * Return 1 to appraise