From: Cliff Cai <cliff.cai@analog.com>
Date: Wed, 27 May 2009 18:03:09 +0000 (-0400)
Subject: wireless: libertas: fix unaligned accesses
X-Git-Tag: v2.6.31-rc1~14^2~234^2~45
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2c5b9e511fee1a856ffe6332e15c72a20d2c72f6;p=platform%2Fkernel%2Flinux-exynos.git

wireless: libertas: fix unaligned accesses

Signed-off-by: Cliff Cai <cliff.cai@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c
index 14b3d56..c42d3fa 100644
--- a/drivers/net/wireless/libertas/cmdresp.c
+++ b/drivers/net/wireless/libertas/cmdresp.c
@@ -5,7 +5,7 @@
 #include <linux/delay.h>
 #include <linux/if_arp.h>
 #include <linux/netdevice.h>
-
+#include <asm/unaligned.h>
 #include <net/iw_handler.h>
 
 #include "host.h"
@@ -154,11 +154,11 @@ static int lbs_ret_802_11_rssi(struct lbs_private *priv,
 	lbs_deb_enter(LBS_DEB_CMD);
 
 	/* store the non average value */
-	priv->SNR[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->SNR);
-	priv->NF[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->noisefloor);
+	priv->SNR[TYPE_BEACON][TYPE_NOAVG] = get_unaligned_le16(&rssirsp->SNR);
+	priv->NF[TYPE_BEACON][TYPE_NOAVG] = get_unaligned_le16(&rssirsp->noisefloor);
 
-	priv->SNR[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgSNR);
-	priv->NF[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgnoisefloor);
+	priv->SNR[TYPE_BEACON][TYPE_AVG] = get_unaligned_le16(&rssirsp->avgSNR);
+	priv->NF[TYPE_BEACON][TYPE_AVG] = get_unaligned_le16(&rssirsp->avgnoisefloor);
 
 	priv->RSSI[TYPE_BEACON][TYPE_NOAVG] =
 	    CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG],
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index e5e30b2..601b542 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -1129,7 +1129,7 @@ static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy,
 		goto done;
 	}
 
-	bytesleft = le16_to_cpu(scanresp->bssdescriptsize);
+	bytesleft = get_unaligned_le16(&scanresp->bssdescriptsize);
 	lbs_deb_scan("SCAN_RESP: bssdescriptsize %d\n", bytesleft);
 
 	scanrespsize = le16_to_cpu(resp->size);