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authorRameshkumar Sundaram <quic_ramess@quicinc.com>2023-02-01 11:46:02 +0530
committerJohannes Berg <johannes.berg@intel.com>2023-02-14 12:17:54 +0100
commit19085ef39fa3dd27fa76d1c86dd448403101dcf7 (patch)
tree4d1a783d99d8f1f9bb5177e7338bdd5342256c78
parent2cc25e4b2a04cdd90dbb2916678745565cc4aeed (diff)
wifi: cfg80211: Allow action frames to be transmitted with link BSS in MLD
Currently action frames TX only with ML address as A3(BSSID) are allowed in an ML AP, but TX for a non-ML Station can happen in any link of an ML BSS with link BSS address as A3. In case of an MLD, if User-space has provided a valid link_id in action frame TX request, allow transmission of the frame in that link. Signed-off-by: Rameshkumar Sundaram <quic_ramess@quicinc.com> Link: https://lore.kernel.org/r/20230201061602.3918-1-quic_ramess@quicinc.com Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--net/wireless/mlme.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 58e1fb18f85a..81d3f40d6235 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -742,7 +742,10 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP_VLAN:
- if (!ether_addr_equal(mgmt->bssid, wdev_address(wdev)))
+ if (!ether_addr_equal(mgmt->bssid, wdev_address(wdev)) &&
+ (params->link_id < 0 ||
+ !ether_addr_equal(mgmt->bssid,
+ wdev->links[params->link_id].addr)))
err = -EINVAL;
break;
case NL80211_IFTYPE_MESH_POINT: