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authorJohannes Berg <johannes@sipsolutions.net>2009-04-22 17:45:38 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-04-22 16:57:20 -0400
commit8e30bc55de98c000b0b836cb42525c82f605f191 (patch)
tree6b413976c2064157c3268b87921d4e2a7595f831 /net
parente255d5eb2b478eec1416b46aea03798b64355402 (diff)
nl80211: allow configuring IBSS beacon interval
Make the JOIN_IBSS command look at the beacon interval attribute to see if the user requested a specific beacon interval, if not default to 100 TU (wext too). Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/wireless/ibss.c3
-rw-r--r--net/wireless/nl80211.c12
2 files changed, 14 insertions, 1 deletions
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index b5c601e1b1b..3c38afaed28 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -116,6 +116,9 @@ static int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev,
enum ieee80211_band band;
int i;
+ if (!wdev->wext.beacon_interval)
+ wdev->wext.beacon_interval = 100;
+
/* try to find an IBSS channel if none requested ... */
if (!wdev->wext.channel) {
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 97bb5c80125..3b21b3e89e9 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3159,6 +3159,8 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
struct wiphy *wiphy;
int err;
+ memset(&ibss, 0, sizeof(ibss));
+
if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]))
return -EINVAL;
@@ -3167,6 +3169,15 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
!nla_len(info->attrs[NL80211_ATTR_SSID]))
return -EINVAL;
+ ibss.beacon_interval = 100;
+
+ if (info->attrs[NL80211_ATTR_BEACON_INTERVAL]) {
+ ibss.beacon_interval =
+ nla_get_u32(info->attrs[NL80211_ATTR_BEACON_INTERVAL]);
+ if (ibss.beacon_interval < 1 || ibss.beacon_interval > 10000)
+ return -EINVAL;
+ }
+
rtnl_lock();
err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
@@ -3189,7 +3200,6 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
}
wiphy = &drv->wiphy;
- memset(&ibss, 0, sizeof(ibss));
if (info->attrs[NL80211_ATTR_MAC])
ibss.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);