From 09b029b6b68daa4b961841173d90f267cee9c117 Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Mon, 14 Oct 2013 17:42:10 -0700 Subject: [PATCH] ath9k: check for NULL rate when using ieee80211_get_rts_cts_rate() ieee80211_get_rts_cts_rate() can return NULL, so don't rely on its members when it does return NULL. Signed-off-by: Rajkumar Manoharan Signed-off-by: Luis R. Rodriguez Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/xmit.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index fc76052c0721..6bcf62fd3da8 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2006,6 +2006,9 @@ static void setup_frame_info(struct ieee80211_hw *hw, fi->keyix = ATH9K_TXKEYIX_INVALID; fi->keytype = keytype; fi->framelen = framelen; + + if (!rate) + return; fi->rtscts_rate = rate->hw_value; if (short_preamble) fi->rtscts_rate |= rate->hw_value_short; -- 2.20.1