diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 09cf1f2..af3c564 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -400,11 +400,12 @@
 {
 	struct ieee80211_key *old_key;
 	int idx, ret;
-	bool pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE;
+	bool pairwise;
 
 	BUG_ON(!sdata);
 	BUG_ON(!key);
 
+	pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE;
 	idx = key->conf.keyidx;
 	key->local = sdata->local;
 	key->sdata = sdata;