afkey: add sparse annotation about rcu

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/key/af_key.c b/net/key/af_key.c
index d87c22df6f1eb3e7f7d8daa3704a612f9e032179..60fd2f13f427d3422b12e9e5698c52372759abb4 100644 (file)
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -3655,6 +3655,7 @@ static int pfkey_seq_show(struct seq_file *f, void *v)
 }
 
 static void *pfkey_seq_start(struct seq_file *f, loff_t *ppos)
+       __acquires(rcu)
 {
        struct net *net = seq_file_net(f);
        struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id);
@@ -3672,6 +3673,7 @@ static void *pfkey_seq_next(struct seq_file *f, void *v, loff_t *ppos)
 }
 
 static void pfkey_seq_stop(struct seq_file *f, void *v)
+       __releases(rcu)
 {
        rcu_read_unlock();
 }