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authorFelix Fietkau <nbd@openwrt.org>2009-11-10 18:53:10 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-11-11 17:02:07 -0500
commit8b787643ca0a5130c647109d77fe512f89cfa611 (patch)
treeb3b0f74c57843a90f8a3822d37237d637c8dcfd0 /net/wireless
parent1460dd158a520447b87661aea4afda1997d69cde (diff)
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nl80211: add a parameter for using 4-address frames on virtual interfaces
Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/nl80211.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 8ed62b6c172..8c8e4eae6a1 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -138,6 +138,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_CIPHER_SUITE_GROUP] = { .type = NLA_U32 },
[NL80211_ATTR_WPA_VERSIONS] = { .type = NLA_U32 },
[NL80211_ATTR_PID] = { .type = NLA_U32 },
+ [NL80211_ATTR_4ADDR] = { .type = NLA_U8 },
};
/* policy for the attributes */
@@ -987,6 +988,13 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
change = true;
}
+ if (info->attrs[NL80211_ATTR_4ADDR]) {
+ params.use_4addr = !!nla_get_u8(info->attrs[NL80211_ATTR_4ADDR]);
+ change = true;
+ } else {
+ params.use_4addr = -1;
+ }
+
if (info->attrs[NL80211_ATTR_MNTR_FLAGS]) {
if (ntype != NL80211_IFTYPE_MONITOR) {
err = -EINVAL;
@@ -1053,6 +1061,9 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
params.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]);
}
+ if (info->attrs[NL80211_ATTR_4ADDR])
+ params.use_4addr = !!nla_get_u8(info->attrs[NL80211_ATTR_4ADDR]);
+
err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
&flags);