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[07/26] netfilter: ctnetlink: Add missing annotation for ctnetlink_parse_nat_setup()

Message ID 20200330003708.54017-8-pablo@netfilter.org
State New
Headers show
Series [01/26] netfilter: nf_tables: move nft_expr_clone() to nf_tables_api.c | expand

Commit Message

Pablo Neira Ayuso March 30, 2020, 12:36 a.m. UTC 
From: Jules Irenge <jbi.octave@gmail.com>

Sparse reports a warning at ctnetlink_parse_nat_setup()

warning: context imbalance in ctnetlink_parse_nat_setup()
	- unexpected unlock

The root cause is the missing annotation at ctnetlink_parse_nat_setup()
Add the missing __must_hold(RCU) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 net/netfilter/nf_conntrack_netlink.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 6a1c8f1f6171..eb190206cd12 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1533,6 +1533,7 @@  static int
 ctnetlink_parse_nat_setup(struct nf_conn *ct,
 			  enum nf_nat_manip_type manip,
 			  const struct nlattr *attr)
+	__must_hold(RCU)
 {
 	struct nf_nat_hook *nat_hook;
 	int err;