From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 5 Apr 2011 20:28:02 +0000 (+0000)
Subject: ath9k: fall back to the default noise floor if the calibrated one is not available... 
X-Git-Url: http://git.ozo.com/?p=openwrt-10.03%2F.git;a=commitdiff_plain;h=0d2ab1ea025f8ced78be48db29770f3b6927c9a1;hp=3214d4cfc1890c7f56544ade095faaf9a4b0925d

ath9k: fall back to the default noise floor if the calibrated one is not available, fixes signal strength display in initial scan (backport of r26494)

git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@26495 3c298f89-4303-0410-b956-a3cf2f4a3e73
---

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 2fa4c4428..2753c8705 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;