tipc: fix integer as NULL pointer sparse warnings in tipc

net/tipc/cluster.c:145:2: warning: Using plain integer as NULL pointer
net/tipc/link.c:3254:36: warning: Using plain integer as NULL pointer
net/tipc/ref.c:151:15: warning: Using plain integer as NULL pointer
net/tipc/zone.c:85:2: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index 95b373913aa0..4bb3404f610b 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -142,7 +142,7 @@ void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr)
                 max_n_num = tipc_highest_allowed_slave;
         assert(n_num > 0);
         assert(n_num <= max_n_num);
-        assert(c_ptr->nodes[n_num] == 0);
+        assert(c_ptr->nodes[n_num] == NULL);
         c_ptr->nodes[n_num] = n_ptr;
         if (n_num > c_ptr->highest_node)
                 c_ptr->highest_node = n_num;