cfg80211: reg: Init wiphy_idx in regulatory_hint_core()

Core regulatory hints didn't set wiphy_idx to WIPHY_IDX_INVALID. Since
the regulatory request is zeroed, wiphy_idx was always implicitly set to
0. This resulted in updating only phy #0.
Fix that.

Fixes: 806a9e3 ("cfg80211: make regulatory_request use wiphy_idx instead of wiphy")
Signed-off-by: Andrei Otcheretianski <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
[add fixes tag]
Signed-off-by: Johannes Berg <[email protected]>

net/wireless/reg.c

@@ -2867,6 +2867,7 @@ static int regulatory_hint_core(const char *alpha2)
 	request->alpha2[0] = alpha2[0];
 	request->alpha2[1] = alpha2[1];
 	request->initiator = NL80211_REGDOM_SET_BY_CORE;
+	request->wiphy_idx = WIPHY_IDX_INVALID;
 
 	queue_regulatory_request(request);