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Message-Id: <1386264972-5399-46-git-send-email-luis.henriques@canonical.com>
Date: Thu, 5 Dec 2013 17:35:27 +0000
From: Luis Henriques <luis.henriques@...onical.com>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
kernel-team@...ts.ubuntu.com
Cc: Larry Finger <Larry.Finger@...inger.net>,
"John W. Linville" <linville@...driver.com>,
Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.5 45/90] rtlwifi: rtl8192cu: Fix incorrect signal strength for unassociated AP
3.5.7.27 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Larry Finger <Larry.Finger@...inger.net>
commit 78dbfecb95be4635b995af3bd29fa10013409fcd upstream.
The routine that processes received frames was returning the RSSI value for the
signal strength; however, that value is available only for associated APs. As
a result, the strength was the absurd value of 10 dBm. As a result, scans
return incorrect values for the strength, which causes unwanted attempts to roam.
Signed-off-by: Larry Finger <Larry.Finger@...inger.net>
Signed-off-by: John W. Linville <linville@...driver.com>
[ luis: backported to 3.5: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
index 9adb21a..047e3bc 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
@@ -349,8 +349,7 @@ bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
p_drvinfo);
}
/*rx_status->qual = stats->signal; */
- rx_status->signal = stats->rssi + 10;
- /*rx_status->noise = -stats->noise; */
+ rx_status->signal = stats->recvsignalpower + 10;
return true;
}
--
1.8.3.2
--
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