--- 2008_0925_RT2870_Linux_STA_v1.4.0.0.orig/sta/sanity.c	2008-09-19 13:50:50.000000000 +0800
+++ 2008_0925_RT2870_Linux_STA_v1.4.0.0.orig/sta/sanity.c	2009-01-29 20:51:40.000000000 +0700
@@ -323,7 +323,7 @@ 
 
     COPY_MAC_ADDR(pAddr2, pFrame->Hdr.Addr2);
 
-    if ((pFrame->Octet[0] != IE_SSID) || (pFrame->Octet[1] > MAX_LEN_OF_SSID)) 
+    if ((pFrame->Octet[0] != IE_SSID) || ((UCHAR)pFrame->Octet[1] > MAX_LEN_OF_SSID)) 
     {
         DBGPRINT(RT_DEBUG_TRACE, ("PeerProbeReqSanity fail - wrong SSID IE(Type=%d,Len=%d)\n",pFrame->Octet[0],pFrame->Octet[1]));
         return FALSE;