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-rw-r--r--security/smack/smack.h17
1 files changed, 14 insertions, 3 deletions
diff --git a/security/smack/smack.h b/security/smack/smack.h
index f7db791fb566..01a922856eba 100644
--- a/security/smack/smack.h
+++ b/security/smack/smack.h
@@ -356,6 +356,11 @@ extern struct list_head smack_onlycap_list;
#define SMACK_HASH_SLOTS 16
extern struct hlist_head smack_known_hash[SMACK_HASH_SLOTS];
+static inline struct task_smack *smack_cred(const struct cred *cred)
+{
+ return cred->security;
+}
+
/*
* Is the directory transmuting?
*/
@@ -382,13 +387,19 @@ static inline struct smack_known *smk_of_task(const struct task_smack *tsp)
return tsp->smk_task;
}
-static inline struct smack_known *smk_of_task_struct(const struct task_struct *t)
+static inline struct smack_known *smk_of_task_struct(
+ const struct task_struct *t)
{
struct smack_known *skp;
+ const struct cred *cred;
rcu_read_lock();
- skp = smk_of_task(__task_cred(t)->security);
+
+ cred = __task_cred(t);
+ skp = smk_of_task(smack_cred(cred));
+
rcu_read_unlock();
+
return skp;
}
@@ -405,7 +416,7 @@ static inline struct smack_known *smk_of_forked(const struct task_smack *tsp)
*/
static inline struct smack_known *smk_of_current(void)
{
- return smk_of_task(current_security());
+ return smk_of_task(smack_cred(current_cred()));
}
/*