[PATCH 24/30] tipc: Add missing annotation for tipc_node_read_lock()

From: Jules Irenge
Date: Fri Feb 14 2020 - 15:49:53 EST


Sparse reports a warning at tipc_node_read_lock()

warning: context imbalance in tipc_node_read_lock - wrong count at exit

The root cause is the missing annotation at tipc_node_read_lock()
Add the missing __acquires(&n->lock) annotattion

Signed-off-by: Jules Irenge <jbi.octave@xxxxxxxxx>
---
net/tipc/node.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/tipc/node.c b/net/tipc/node.c
index 99b28b69fc17..4e267ed94a2a 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -351,7 +351,7 @@ static struct tipc_node *tipc_node_find_by_id(struct net *net, u8 *id)
return found ? n : NULL;
}

-static void tipc_node_read_lock(struct tipc_node *n)
+static void tipc_node_read_lock(struct tipc_node *n) __acquires(&n->lock)
{
read_lock_bh(&n->lock);
}
--
2.24.1