mac80211: Fix AP mode regression

Commit mac80211: avoid using synchronize_rcu in ieee80211_set_probe_resp
changed the return value when the probe response template is not present.
Revert to the earlier value of 1 - this fixes AP mode for drivers like
ath9k.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 69b322f..929f897 100644 (file)
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -740,7 +740,7 @@ static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
        struct probe_resp *new, *old;
 
        if (!resp || !resp_len)
-               return -EINVAL;
+               return 1;
 
        old = rtnl_dereference(sdata->u.ap.probe_resp);