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-rw-r--r--net/xfrm/xfrm_user.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 0eba0c27c665..3a3cb09eec12 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1967,6 +1967,7 @@ static int xfrm_notify_userpolicy(struct net *net)
int len = NLMSG_ALIGN(sizeof(*up));
struct nlmsghdr *nlh;
struct sk_buff *skb;
+ int err;
skb = nlmsg_new(len, GFP_ATOMIC);
if (skb == NULL)
@@ -1988,7 +1989,11 @@ static int xfrm_notify_userpolicy(struct net *net)
nlmsg_end(skb, nlh);
- return xfrm_nlmsg_multicast(net, skb, 0, XFRMNLGRP_POLICY);
+ rcu_read_lock();
+ err = xfrm_nlmsg_multicast(net, skb, 0, XFRMNLGRP_POLICY);
+ rcu_read_unlock();
+
+ return err;
}
static int xfrm_set_default(struct sk_buff *skb, struct nlmsghdr *nlh,