diff --git a/[refs] b/[refs]
index 08ebc0cf588a..f6078afce60d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ccdb40048b2972f10bdc944913c0e0ee26b5d1f2
+refs/heads/master: 93b4a44f3ad69520d605aace3f3486b8eb754b96
diff --git a/trunk/security/keys/request_key.c b/trunk/security/keys/request_key.c
index 03fe63ed55bd..ea97c3120d66 100644
--- a/trunk/security/keys/request_key.c
+++ b/trunk/security/keys/request_key.c
@@ -68,7 +68,8 @@ static int call_sbin_request_key(struct key_construction *cons,
 {
 	const struct cred *cred = current_cred();
 	key_serial_t prkey, sskey;
-	struct key *key = cons->key, *authkey = cons->authkey, *keyring;
+	struct key *key = cons->key, *authkey = cons->authkey, *keyring,
+		*session;
 	char *argv[9], *envp[3], uid_str[12], gid_str[12];
 	char key_str[12], keyring_str[3][12];
 	char desc[20];
@@ -112,10 +113,12 @@ static int call_sbin_request_key(struct key_construction *cons,
 	if (cred->tgcred->process_keyring)
 		prkey = cred->tgcred->process_keyring->serial;
 
-	if (cred->tgcred->session_keyring)
-		sskey = rcu_dereference(cred->tgcred->session_keyring)->serial;
-	else
-		sskey = cred->user->session_keyring->serial;
+	rcu_read_lock();
+	session = rcu_dereference(cred->tgcred->session_keyring);
+	if (!session)
+		session = cred->user->session_keyring;
+	sskey = session->serial;
+	rcu_read_unlock();
 
 	sprintf(keyring_str[2], "%d", sskey);