From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Sat, 26 Apr 2014 16:54:52 +0000 (+0200)
Subject: staging: rtl8723au: process_80211d(): Fix order of advancing array pos
X-Git-Tag: firefly_0821_release~176^2~3465^2~39^2~1222
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=17979959ba5602d7acaa5c0f93a92c534ad4724d;p=firefly-linux-kernel-4.4.55.git

staging: rtl8723au: process_80211d(): Fix order of advancing array pos

Fix smatch warning from advancing array index before reading out the
value of the array.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
index e49170b3bb7a..00a7a63f960c 100644
--- a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
@@ -4867,9 +4867,9 @@ static void process_80211d(struct rtw_adapter *padapter,
 		if (!ie || ie[1] < IEEE80211_COUNTRY_IE_MIN_LEN)
 			return;
 
-		ie += 2;
-		p = ie;
+		p = ie + 2;
 		ie += ie[1];
+		ie += 2;
 
 		memcpy(country, p, 3);
 		country[3] = '\0';