nl80211: Indicate driver-based offchannel TX on mgmt_tx_cancel_wait

Drivers that support frame transmission with mgmt_tx() may not support
driver-based offchannel TX. Use mgmt_tx_cancel_wait instead of mgmt_tx
when figuring out whether to indicate support for this with
NL80211_ATTR_OFFCHANNEL_TX_OK.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e83e7fee3bc0..3b5dc9186071 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -871,8 +871,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
                 NLA_PUT_U32(msg, NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
                             dev->wiphy.max_remain_on_channel_duration);
 
-        /* for now at least assume all drivers have it */
-        if (dev->ops->mgmt_tx)
+        if (dev->ops->mgmt_tx_cancel_wait)
                 NLA_PUT_FLAG(msg, NL80211_ATTR_OFFCHANNEL_TX_OK);
 
         if (mgmt_stypes) {