From: Felix Fietkau <nbd@openwrt.org>
Date: Tue, 5 Apr 2011 19:04:05 +0000 (+0000)
Subject: ath9k: fall back to the default noise floor if the calibrated one is not available... 
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a4e59b89b8f577e9b9cdb37596206357a467768e;p=openwrt%2Fstaging%2Fdangole.git

ath9k: fall back to the default noise floor if the calibrated one is not available, fixes signal strength display in initial scan

SVN-Revision: 26494
---

diff --git a/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch b/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
index 2fa4c44284..2753c8705b 100644
--- a/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
+++ b/package/mac80211/patches/560-ath9k_fix_reported_signal_strength.patch
@@ -16,7 +16,7 @@
  	rx_status->freq = hw->conf.channel->center_freq;
 -	rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
 +
-+	if (ah->curchan)
++	if (ah->curchan && ah->curchan->noisefloor)
 +		noise = ah->curchan->noisefloor;
 +	else
 +		noise = ATH_DEFAULT_NOISE_FLOOR;