rcu: treewide: Do not use rcu_read_lock_held when calling rcu_dereference_check

Since ca5ecddf (rcu: define __rcu address space modifier for sparse)
rcu_dereference_check use rcu_read_lock_held as a part of condition
automatically so callers do not have to do that as well.

Signed-off-by: Michal Hocko <mhocko@suse.cz>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 0 insertions, 1 deletions

diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index a06ffab38568..30e242f7bd0e 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -155,7 +155,6 @@ static void keyring_destroy(struct key *keyring)
         }
 
         klist = rcu_dereference_check(keyring->payload.subscriptions,
-                                      rcu_read_lock_held() ||
                                       atomic_read(&keyring->usage) == 0);
         if (klist) {
                 for (loop = klist->nkeys - 1; loop >= 0; loop--)