From 818e9dfa2c145c7b0d241c5c419f4b897a1af564 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Mon, 29 Apr 2019 14:07:54 +0000 Subject: [PATCH] mac80211: remove set but not used variable 'old' Fixes gcc '-Wunused-but-set-variable' warning: net/mac80211/key.c: In function 'ieee80211_set_tx_key': net/mac80211/key.c:271:24: warning: variable 'old' set but not used [-Wunused-but-set-variable] It is not used since introduction in commit 96fc6efb9ad9 ("mac80211: IEEE 802.11 Extended Key ID support") Signed-off-by: YueHaibing Signed-off-by: Johannes Berg --- net/mac80211/key.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 20bf9db7a388..89f09a09efdb 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -268,11 +268,9 @@ int ieee80211_set_tx_key(struct ieee80211_key *key) { struct sta_info *sta = key->sta; struct ieee80211_local *local = key->local; - struct ieee80211_key *old; assert_key_lock(local); - old = key_mtx_dereference(local, sta->ptk[sta->ptk_idx]); sta->ptk_idx = key->conf.keyidx; ieee80211_check_fast_xmit(sta); -- 2.45.2