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Diffstat (limited to 'net/xfrm/xfrm_user.c')
-rw-r--r--net/xfrm/xfrm_user.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 5553724b5fcc..4791aa8b8185 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1057,10 +1057,12 @@ static inline int xfrm_nlmsg_multicast(struct net *net, struct sk_buff *skb,
{
struct sock *nlsk = rcu_dereference(net->xfrm.nlsk);
- if (nlsk)
- return nlmsg_multicast(nlsk, skb, pid, group, GFP_ATOMIC);
- else
- return -1;
+ if (!nlsk) {
+ kfree_skb(skb);
+ return -EPIPE;
+ }
+
+ return nlmsg_multicast(nlsk, skb, pid, group, GFP_ATOMIC);
}
static inline unsigned int xfrm_spdinfo_msgsize(void)
@@ -1711,9 +1713,11 @@ static inline unsigned int userpolicy_type_attrsize(void)
#ifdef CONFIG_XFRM_SUB_POLICY
static int copy_to_user_policy_type(u8 type, struct sk_buff *skb)
{
- struct xfrm_userpolicy_type upt = {
- .type = type,
- };
+ struct xfrm_userpolicy_type upt;
+
+ /* Sadly there are two holes in struct xfrm_userpolicy_type */
+ memset(&upt, 0, sizeof(upt));
+ upt.type = type;
return nla_put(skb, XFRMA_POLICY_TYPE, sizeof(upt), &upt);
}