nl80211: clear skb cb before passing to netlink

[pandora-kernel.git] / net / wireless / nl80211.c

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 6d4d263..cdf77a2 100644 (file)
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4804,6 +4804,9 @@ int cfg80211_testmode_reply(struct sk_buff *skb)
        void *hdr = ((void **)skb->cb)[1];
        struct nlattr *data = ((void **)skb->cb)[2];
 
+       /* clear CB data for netlink core to own from now on */
+       memset(skb->cb, 0, sizeof(skb->cb));
+
        if (WARN_ON(!rdev->testmode_info)) {
                kfree_skb(skb);
                return -EINVAL;
@@ -4830,6 +4833,9 @@ void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp)
        void *hdr = ((void **)skb->cb)[1];
        struct nlattr *data = ((void **)skb->cb)[2];
 
+       /* clear CB data for netlink core to own from now on */
+       memset(skb->cb, 0, sizeof(skb->cb));
+
        nla_nest_end(skb, data);
        genlmsg_end(skb, hdr);
        genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), skb, 0,