From: Jules Irenge <jbi.octave@gmail.com>
Date: Wed, 11 Mar 2020 01:09:05 +0000
Subject: netfilter: conntrack: Add missing annotations for
nf_conntrack_all_lock() and nf_conntrack_all_unlock()
Patch-mainline: v5.7-rc1
Git-commit: 6b36d4829cbc7c38daee83365cc46e86c33e93fb
References: bsc#1176447
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@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/netfilter/nf_conntrack_core.c | 2 ++
1 file changed, 2 insertions(+)
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -143,6 +143,7 @@ static bool nf_conntrack_double_lock(str
}
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()