qcacld-3.0: Fix out of bound access in convert_qos_mapset_frame

In function convert_qos_mapset_frame, restrict dscp_exceptions array
access index to size of array

Change-Id: I31ed8edaee1a9b3715f66686a8a45d5f2ffd4532
CRs-Fixed: 1042968

core/mac/src/sys/legacy/src/utils/src/utils_parser.c

@@ -722,7 +722,7 @@ void convert_qos_mapset_frame(tpAniSirGlobal pMac, tSirQosMapSet *Qos,
 		Qos->dscp_exceptions[i][1] = dot11fIE->dscp_exceptions[j];
 		j++;
 	}
-	for (i = 0; i < 8; i++) {
+	for (i = 0; i < 8 && j < dot11_dscp_sz; i++) {
 		Qos->dscp_range[i][0] = dot11fIE->dscp_exceptions[j];
 		j++;
 		Qos->dscp_range[i][1] = dot11fIE->dscp_exceptions[j];