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authorJohannes Berg <johannes@sipsolutions.net>2009-06-18 14:51:12 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-07-10 15:01:41 -0400
commit90e3012e94be0755a516f60f5339a2a08f4a7d0a (patch)
tree0b9cb4ea1da7f9de98bf0abd1e81133d7eeed484 /drivers/net
parent3bfbe80e4462c22e5dc42a00b2b394e347f4aa09 (diff)
mac80211_hwsim: clean up the skb before passing it back
We need to clean up the skb before we can copy it, this is required for proper operation since the socket it is still attached to could potentially live in a different network namespace or so. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index b1e4baec29f..1b59edc916c 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -15,6 +15,8 @@
#include <linux/list.h>
#include <linux/spinlock.h>
+#include <net/dst.h>
+#include <net/xfrm.h>
#include <net/mac80211.h>
#include <net/ieee80211_radiotap.h>
#include <linux/if_arp.h>
@@ -409,6 +411,14 @@ static bool mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
if (data->ps != PS_DISABLED)
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
+ /* release the skb's source info */
+ skb_orphan(skb);
+ dst_release(skb->dst);
+ skb->dst = NULL;
+ skb->mark = 0;
+ secpath_reset(skb);
+ nf_reset(skb);
+
/* Copy skb to all enabled radios that are on the current frequency */
spin_lock(&hwsim_radio_lock);
list_for_each_entry(data2, &hwsim_radios, list) {