1 files changed, 6 insertions, 5 deletions

diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index 27e87d1b9f44..e929f880dea0 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -8837,7 +8837,6 @@ static int ipw_wx_set_essid(struct net_device *dev,
                             union iwreq_data *wrqu, char *extra)
 {
         struct ipw_priv *priv = ieee80211_priv(dev);
-        char *essid;
         int length;
 
         mutex_lock(&priv->mutex);
@@ -8852,12 +8851,14 @@ static int ipw_wx_set_essid(struct net_device *dev,
                 return 0;
         }
 
-        length = min(wrqu->essid.length, IW_ESSID_MAX_SIZE);
-        essid = extra;
+        length = min((int)wrqu->essid.length, IW_ESSID_MAX_SIZE);
+        if (!extra[length - 1])
+                length--;
 
         priv->config |= CFG_STATIC_ESSID;
 
-        if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) {
+        if (priv->essid_len == length && !memcmp(priv->essid, extra, length)
+            && (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) {
                 IPW_DEBUG_WX("ESSID set to current ESSID.\n");
                 mutex_unlock(&priv->mutex);
                 return 0;
@@ -8867,7 +8868,7 @@ static int ipw_wx_set_essid(struct net_device *dev,
                      length);
 
         priv->essid_len = length;
-        memcpy(priv->essid, essid, priv->essid_len);
+        memcpy(priv->essid, extra, priv->essid_len);
 
         /* Network configuration changed -- force [re]association */
         IPW_DEBUG_ASSOC("[re]association triggered due to ESSID change.\n");