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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)
This commit is contained in:
Mimi Zohar 2017-04-24 22:43:52 -04:00
parent e1f5e01f4b
commit 6f6723e215
2 changed files with 16 additions and 0 deletions
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6
include/linux/ima.h
View File

@ -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;

10
security/integrity/ima/ima_appraise.c
View File

@ -33,6 +33,16 @@ 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
*