From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date: Mon, 15 Sep 2014 05:55:51 +0000 (+0530)
Subject: ath9k: Check beaconing mode properly
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7f30eac9938daf12e34334c8eb1f8fba37fc7ace;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

ath9k: Check beaconing mode properly

In MCC mode, the TSF of a context needs to be
adjusted only if it is GO/AP.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c
index e2712b08c797..77c99eb55834 100644
--- a/drivers/net/wireless/ath/ath9k/channel.c
+++ b/drivers/net/wireless/ath/ath9k/channel.c
@@ -260,6 +260,9 @@ static void ath_chanctx_adjust_tbtt_delta(struct ath_softc *sc)
 	cur = sc->cur_chan;
 	prev = ath_chanctx_get_next(sc, cur);
 
+	if (!prev->switch_after_beacon)
+		return;
+
 	getrawmonotonic(&ts);
 	cur_tsf = (u32) cur->tsf_val +
 		  ath9k_hw_get_tsf_offset(&cur->tsf_ts, &ts);