1 files changed, 1 insertions, 1 deletions

diff --git a/net/tipc/ref.c b/net/tipc/ref.c
index 6704a58c7851..c38744c96ed1 100644
--- a/net/tipc/ref.c
+++ b/net/tipc/ref.c
@@ -148,7 +148,7 @@ u32 tipc_ref_acquire(void *object, spinlock_t **lock)
                 reference = (next_plus_upper & ~index_mask) + index;
                 entry->data.reference = reference;
                 entry->object = object;
-                if (lock != 0)
+                if (lock != NULL)
                         *lock = &entry->lock;
                 spin_unlock_bh(&entry->lock);
         }