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Groups > linux.kernel > #1236229

[PATCH] staging: rtl8192e: rtl_wx: fix negative noise value

From Luis de Bethencourt <luisbg@osg.samsung.com>
Newsgroups linux.kernel
Subject [PATCH] staging: rtl8192e: rtl_wx: fix negative noise value
Date 2015-09-30 14:20 +0200
Message-ID <qeowz-4Il-27@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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wstats->qual.noise is of type uint8, so it shouldn't be assigned a
negative number. Assigning it 0x100 - 100, which is the equivalent
to -100 dBm when IW_QUAL_DBM is set.

Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
---
 drivers/staging/rtl8192e/rtl8192e/rtl_wx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
index 984cb9a..70df6a1 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
@@ -1225,7 +1225,7 @@ static struct iw_statistics *_rtl92e_get_wireless_stats(struct net_device *dev)
 	if (ieee->state < RTLLIB_LINKED) {
 		wstats->qual.qual = 10;
 		wstats->qual.level = 0;
-		wstats->qual.noise = -100;
+		wstats->qual.noise = 0x100 - 100;	/* -100 dBm */
 		wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
 		return wstats;
 	}
-- 
2.5.1

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Thread

[PATCH] staging: rtl8192e: rtl_wx: fix negative noise value Luis de Bethencourt <luisbg@osg.samsung.com> - 2015-09-30 14:20 +0200
  Re: [PATCH] staging: rtl8192e: rtl_wx: fix negative noise value Mateusz Kulikowski <mateusz.kulikowski@gmail.com> - 2015-10-01 20:00 +0200

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