Add NL80211_EXT_FEATURE_VHT_IBSS flag and VHT
support for IBSS.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@xxxxxxxxx>
---
include/uapi/linux/nl80211.h | 2 ++
net/wireless/nl80211.c | 14 ++++++++++++--
2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 68b294e..a7ce571 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -4327,11 +4327,13 @@ enum nl80211_feature_flags {
/**
* enum nl80211_ext_feature_index - bit index of extended features.
+ * @NL80211_EXT_FEATURE_VHT_IBSS: This driver supports IBSS with VHT datarates.
*
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
*/
enum nl80211_ext_feature_index {
+ NL80211_EXT_FEATURE_VHT_IBSS,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 454d7a0..472e8f5 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -7259,8 +7259,18 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
break;
case NL80211_CHAN_WIDTH_20:
case NL80211_CHAN_WIDTH_40:
- if (rdev->wiphy.features & NL80211_FEATURE_HT_IBSS)
- break;
+ if (!(rdev->wiphy.features & NL80211_FEATURE_HT_IBSS))
+ return -EINVAL;
+ break;
+ case NL80211_CHAN_WIDTH_80:
+ case NL80211_CHAN_WIDTH_80P80:
+ case NL80211_CHAN_WIDTH_160:
+ if (!(rdev->wiphy.features & NL80211_FEATURE_HT_IBSS))
+ return -EINVAL;
+ if (!wiphy_ext_feature_isset(&rdev->wiphy,
+ NL80211_EXT_FEATURE_VHT_IBSS))
+ return -EINVAL;
+ break;
default:
return -EINVAL;
}
--
1.9.1
--
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