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-rw-r--r--security/smack/smack_access.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c
index 5b970ffde024..1158430f5bb9 100644
--- a/security/smack/smack_access.c
+++ b/security/smack/smack_access.c
@@ -142,8 +142,7 @@ int smk_access(struct smack_known *subject, struct smack_known *object,
* Tasks cannot be assigned the internet label.
* An internet subject can access any object.
*/
- if (object == &smack_known_web ||
- subject == &smack_known_web)
+ if (object == &smack_known_web || subject == &smack_known_web)
goto out_audit;
/*
* A star object can be accessed by any subject.
@@ -157,10 +156,11 @@ int smk_access(struct smack_known *subject, struct smack_known *object,
if (subject->smk_known == object->smk_known)
goto out_audit;
/*
- * A hat subject can read any object.
- * A floor object can be read by any subject.
+ * A hat subject can read or lock any object.
+ * A floor object can be read or locked by any subject.
*/
- if ((request & MAY_ANYREAD) == request) {
+ if ((request & MAY_ANYREAD) == request ||
+ (request & MAY_LOCK) == request) {
if (object == &smack_known_floor)
goto out_audit;
if (subject == &smack_known_hat)
@@ -452,10 +452,9 @@ char *smk_parse_smack(const char *string, int len)
return NULL;
smack = kzalloc(i + 1, GFP_KERNEL);
- if (smack != NULL) {
- strncpy(smack, string, i + 1);
- smack[i] = '\0';
- }
+ if (smack != NULL)
+ strncpy(smack, string, i);
+
return smack;
}

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