mac80211: fix misplaced while instead of if

commit 5981fe5 upstream.

This never was intended to be a 'while' loop, it should've
just been an 'if' instead of 'while'. Fix this.

I noticed this while applying another patch from Ben that
intended to fix a busy loop at this spot.

Cc: [email protected]
Fixes: b16798f ("mac80211: mark station unauthorized before key removal")
Reported-by: Ben Greear <[email protected]>
Link: https://lore.kernel.org/r/20200803110209.253009ae41ff.I3522aad099392b31d5cf2dcca34cbac7e5832dde@changeid
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

net/mac80211/sta_info.c

@@ -952,7 +952,7 @@ static void __sta_info_destroy_part2(struct sta_info *sta)
 	might_sleep();
 	lockdep_assert_held(&local->sta_mtx);
 
-	while (sta->sta_state == IEEE80211_STA_AUTHORIZED) {
+	if (sta->sta_state == IEEE80211_STA_AUTHORIZED) {
 		ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
 		WARN_ON_ONCE(ret);
 	}