Currently, MLO support is not added for WEXT code and WEXT handlers are
prevented on MLDs. Prevent WEXT handler cfg80211_wext_siwencodeext()
also on MLD which is missed in commit 7b0a0e3c3a88 ("wifi: cfg80211: do
some rework towards MLO link APIs")
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@xxxxxxxxxxx>
---
net/wireless/wext-compat.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index a9767bfe7330..129d3bb91dfb 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -685,6 +685,13 @@ static int cfg80211_wext_siwencodeext(struct net_device *dev,
!rdev->ops->set_default_key)
return -EOPNOTSUPP;
+ wdev_lock(wdev);
+ if (wdev->valid_links) {
+ wdev_unlock(wdev);
+ return -EOPNOTSUPP;
+ }
+ wdev_unlock(wdev);
+
switch (ext->alg) {
case IW_ENCODE_ALG_NONE:
remove = true;
--
2.25.1
