[PATCH 14/97] LSM: Fix logical operation in lsm_export checks

Casey Schaufler casey at schaufler-ca.com
Thu Feb 28 22:18:10 UTC 2019


Fix the logic in Smack and SELinux when checking to
see if the secid is included.

Signed-off-by: Casey Schaufler <casey at schaufler-ca.com>
---
 security/selinux/include/objsec.h | 2 +-
 security/smack/smack_lsm.c        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
index d7efc5f23c1e..59a3b1cd5ba9 100644
--- a/security/selinux/include/objsec.h
+++ b/security/selinux/include/objsec.h
@@ -61,7 +61,7 @@ static inline void selinux_export_secid(struct lsm_export *l, u32 secid)
 
 static inline void selinux_import_secid(struct lsm_export *l, u32 *secid)
 {
-	if (l->flags | LSM_EXPORT_SELINUX)
+	if (l->flags & LSM_EXPORT_SELINUX)
 		*secid = l->selinux;
 	else
 		*secid = SECSID_NULL;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index d26a5e77a92c..a1a9fdd3f1c7 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -475,7 +475,7 @@ static inline void smack_export_secid(struct lsm_export *l, u32 secid)
 
 static inline void smack_import_secid(struct lsm_export *l, u32 *secid)
 {
-	if (l->flags | LSM_EXPORT_SMACK)
+	if (l->flags & LSM_EXPORT_SMACK)
 		*secid = l->smack;
 	else
 		*secid = 0;
-- 
2.17.0



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