* [PATCH 1/3] nl80211: send MLO links channel info in NL80211_CMD_GET_INTERFACE
@ 2022-07-22 13:10 Veerendranath Jakkam
0 siblings, 0 replies; only message in thread
From: Veerendranath Jakkam @ 2022-07-22 13:10 UTC (permalink / raw
To: johannes; +Cc: linux-wireless
Currently, MLO link level channel information not sent to userspace when
NL80211_CMD_GET_INTERFACE requested on MLD.
Add support to send channel information for all valid links for
NL80211_CMD_GET_INTERFACE request.
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
---
net/wireless/nl80211.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index b6e640437568..3580fe2f2f31 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3848,12 +3848,19 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
for_each_valid_link(wdev, link_id) {
struct nlattr *link = nla_nest_start(msg, link_id + 1);
+ struct cfg80211_chan_def chandef = {};
+ int ret;
if (nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id))
goto nla_put_failure;
if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN,
wdev->links[link_id].addr))
goto nla_put_failure;
+
+ ret = rdev_get_channel(rdev, wdev, link_id, &chandef);
+ if (ret == 0 && nl80211_send_chandef(msg, &chandef))
+ goto nla_put_failure;
+
nla_nest_end(msg, link);
}
--
2.25.1
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