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path: root/net/xfrm/xfrm_user.c
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Diffstat (limited to 'net/xfrm/xfrm_user.c')
-rw-r--r--net/xfrm/xfrm_user.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 6106b72826d3..ba59983aaffe 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1741,6 +1741,10 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
return err;
+ err = verify_policy_dir(p->dir);
+ if (err)
+ return err;
+
if (p->index)
xp = xfrm_policy_byid(net, mark, type, p->dir, p->index, 0, &err);
else {
@@ -1766,13 +1770,9 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
if (xp == NULL)
return -ENOENT;
- read_lock(&xp->lock);
- if (xp->walk.dead) {
- read_unlock(&xp->lock);
+ if (unlikely(xp->walk.dead))
goto out;
- }
- read_unlock(&xp->lock);
err = 0;
if (up->hard) {
uid_t loginuid = NETLINK_CB(skb).loginuid;
@@ -1783,7 +1783,7 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
} else {
// reset the timers here?
- printk("Dont know what to do with soft policy expire\n");
+ WARN(1, "Dont know what to do with soft policy expire\n");
}
km_policy_expired(xp, p->dir, up->hard, current->pid);
@@ -1883,7 +1883,7 @@ static int xfrm_add_acquire(struct sk_buff *skb, struct nlmsghdr *nlh,
return 0;
bad_policy:
- printk("BAD policy passed\n");
+ WARN(1, "BAD policy passed\n");
free_state:
kfree(x);
nomem:
@@ -2385,8 +2385,9 @@ static int xfrm_send_state_notify(struct xfrm_state *x, struct km_event *c)
case XFRM_MSG_FLUSHSA:
return xfrm_notify_sa_flush(c);
default:
- printk("xfrm_user: Unknown SA event %d\n", c->event);
- break;
+ printk(KERN_NOTICE "xfrm_user: Unknown SA event %d\n",
+ c->event);
+ break;
}
return 0;
@@ -2676,7 +2677,8 @@ static int xfrm_send_policy_notify(struct xfrm_policy *xp, int dir, struct km_ev
case XFRM_MSG_POLEXPIRE:
return xfrm_exp_policy_notify(xp, dir, c);
default:
- printk("xfrm_user: Unknown Policy event %d\n", c->event);
+ printk(KERN_NOTICE "xfrm_user: Unknown Policy event %d\n",
+ c->event);
}
return 0;