tipc: clean up warnings detected by sparse

This patch fixes the following warning from sparse:

net/tipc/monitor.c:263:35: warning: incorrect type in assignment (different base types)
net/tipc/monitor.c:263:35:    expected unsigned int
net/tipc/monitor.c:263:35:    got restricted __be32 [usertype]
[...]
net/tipc/node.c:374:13: warning: context imbalance in 'tipc_node_read_lock' - wrong count at exit
net/tipc/node.c:379:13: warning: context imbalance in 'tipc_node_read_unlock' - unexpected unlock
net/tipc/node.c:384:13: warning: context imbalance in 'tipc_node_write_lock' - wrong count at exit
net/tipc/node.c:389:13: warning: context imbalance in 'tipc_node_write_unlock_fast' - unexpected unlock
net/tipc/node.c:404:17: warning: context imbalance in 'tipc_node_write_unlock' - unexpected unlock
[...]
net/tipc/crypto.c:1201:9: warning: incorrect type in initializer (different address spaces)
net/tipc/crypto.c:1201:9:    expected struct tipc_aead [noderef] __rcu *__tmp
net/tipc/crypto.c:1201:9:    got struct tipc_aead *
[...]

Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Hoang Huu Le <hoang.h.le@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/net/tipc/node.c b/net/tipc/node.c
index 008670d1f43e..9c95ef4b6326 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -372,26 +372,31 @@ static struct tipc_node *tipc_node_find_by_id(struct net *net, u8 *id)
 }
 
 static void tipc_node_read_lock(struct tipc_node *n)
+	__acquires(n->lock)
 {
 	read_lock_bh(&n->lock);
 }
 
 static void tipc_node_read_unlock(struct tipc_node *n)
+	__releases(n->lock)
 {
 	read_unlock_bh(&n->lock);
 }
 
 static void tipc_node_write_lock(struct tipc_node *n)
+	__acquires(n->lock)
 {
 	write_lock_bh(&n->lock);
 }
 
 static void tipc_node_write_unlock_fast(struct tipc_node *n)
+	__releases(n->lock)
 {
 	write_unlock_bh(&n->lock);
 }
 
 static void tipc_node_write_unlock(struct tipc_node *n)
+	__releases(n->lock)
 {
 	struct net *net = n->net;
 	u32 addr = 0;