From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date: Fri, 30 Jan 2015 13:35:23 +0000 (+0530)
Subject: ath9k: Remove redundant device_can_wakeup() check
X-Git-Tag: android-x86-4.4-r3~374^2~10^2~41
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=410b4e27992b7bc3ed8064dc9383eb66c1fee04d;p=android-x86%2Fkernel.git

ath9k: Remove redundant device_can_wakeup() check

WOW capability is registered with mac80211 only when
the device has the ability to wakeup, so there is no
need to check in the suspend() routine.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---

diff --git a/drivers/net/wireless/ath/ath9k/wow.c b/drivers/net/wireless/ath/ath9k/wow.c
index 1d5cd88783bd..272c05c5c24e 100644
--- a/drivers/net/wireless/ath/ath9k/wow.c
+++ b/drivers/net/wireless/ath/ath9k/wow.c
@@ -212,12 +212,6 @@ int ath9k_suspend(struct ieee80211_hw *hw,
 	ath_cancel_work(sc);
 	ath_stop_ani(sc);
 
-	if (!device_can_wakeup(sc->dev)) {
-		ath_dbg(common, WOW, "device_can_wakeup failed, WoW is not enabled\n");
-		ret = 1;
-		goto fail_wow;
-	}
-
 	/*
 	 * none of the sta vifs are associated
 	 * and we are not currently handling multivif