[PATCH 08/28] netfilter: conntrack: Add missing annotations for nf_conntrack_all_lock() and nf_conntrack_all_unlock()

[Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>]

From: Jules Irenge <jbi.octave@xxxxxxxxx>

Sparse reports warnings at nf_conntrack_all_lock()
	and nf_conntrack_all_unlock()

warning: context imbalance in nf_conntrack_all_lock()
	- wrong count at exit
warning: context imbalance in nf_conntrack_all_unlock()
	- unexpected unlock

Add the missing __acquires(&nf_conntrack_locks_all_lock)
Add missing __releases(&nf_conntrack_locks_all_lock)

Signed-off-by: Jules Irenge <jbi.octave@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
 net/netfilter/nf_conntrack_core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index a18f8fe728e3..f82d4a802acc 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -143,6 +143,7 @@ static bool nf_conntrack_double_lock(struct net *net, unsigned int h1,
 }
 
 static void nf_conntrack_all_lock(void)
+	__acquires(&nf_conntrack_locks_all_lock)
 {
 	int i;
 
@@ -162,6 +163,7 @@ static void nf_conntrack_all_lock(void)
 }
 
 static void nf_conntrack_all_unlock(void)
+	__releases(&nf_conntrack_locks_all_lock)
 {
 	/* All prior stores must be complete before we clear
 	 * 'nf_conntrack_locks_all'. Otherwise nf_conntrack_lock()
-- 
2.11.0