path: root/include
diff options
authorMichael Buesch <mb@bu3sch.de>2007-10-02 12:17:56 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:54:21 -0700
commit5ecc2a5d3e3c39535d2cc10dad15853e9e9b072d (patch)
treefd2efdb71863b6a7c0c8106477d7df7a5a8fb2e0 /include
parent[MAC80211]: add sta_notify callback (diff)
[MAC80211]: Update beacon_update callback documentation
Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
1 files changed, 8 insertions, 1 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 9bc03f053af0..5fcc4c104340 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -996,7 +996,14 @@ enum ieee80211_erp_change_flags {
* @beacon_update: Setup beacon data for IBSS beacons. Unlike access point,
* IBSS uses a fixed beacon frame which is configured using this
- * function. This handler is required only for IBSS mode.
+ * function.
+ * If the driver returns success (0) from this callback, it owns
+ * the skb. That means the driver is responsible to kfree_skb() it.
+ * The control structure is not dynamically allocated. That means the
+ * driver does not own the pointer and if it needs it somewhere
+ * outside of the context of this function, it must copy it
+ * somewhere else.
+ * This handler is required only for IBSS mode.
* @tx_last_beacon: Determine whether the last IBSS beacon was sent by us.
* This is needed only for IBSS mode and the result of this function is