linux-kernel - [PATCH] staging: rtl8192u: r8192U

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Date:	Sun, 11 Oct 2015 14:31:07 +0100
From:	Luis de Bethencourt <luisbg@....samsung.com>
To:	linux-kernel@...r.kernel.org
Cc:	gregkh@...uxfoundation.org, raphael.beamonte@...il.com,
	cristina.opriceana@...il.com, koray.gulcu@....edu.tr,
	mahfouz.saif.elyazal@...il.com, devel@...verdev.osuosl.org,
	Luis de Bethencourt <luisbg@....samsung.com>
Subject: [PATCH] staging: rtl8192u: r8192U_core: fix negative noise value

ieee80211_rx_stats.noise is of type uint8, so it shouldn't be assigned a
negative number. Assigning it 0x100 - 98, which is the equivalent
to -98 dBm when IW_QUAL_DBM is set.

Signed-off-by: Luis de Bethencourt <luisbg@....samsung.com>
---
 drivers/staging/rtl8192u/r8192U_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 28b54ba..fa5be66 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -4724,7 +4724,7 @@ static void rtl8192_rx_nomal(struct sk_buff *skb)
 	struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 	struct ieee80211_rx_stats stats = {
 		.signal = 0,
-		.noise = -98,
+		.noise = 0x100 - 98,
 		.rate = 0,
 		.freq = IEEE80211_24GHZ_BAND,
 	};
@@ -4835,7 +4835,7 @@ static void rtl8192_rx_cmd(struct sk_buff *skb)
 	/* TODO */
 	struct ieee80211_rx_stats stats = {
 		.signal = 0,
-		.noise = -98,
+		.noise = 0x100 - 98,
 		.rate = 0,
 		.freq = IEEE80211_24GHZ_BAND,
 	};
-- 
2.5.1

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