Fix warning as error for V2

Change-Id: I70cfd971fda629011ba1be84fef15afea196d393
diff --git a/mbtk/mbtk_rild_v2/src/ril_pb.c b/mbtk/mbtk_rild_v2/src/ril_pb.c
index 088aa46..522f578 100755
--- a/mbtk/mbtk_rild_v2/src/ril_pb.c
+++ b/mbtk/mbtk_rild_v2/src/ril_pb.c
@@ -25,7 +25,7 @@
 mbtk_ril_err_enum pb_pack_req_process(sock_cli_info_t* cli_info, ril_msg_pack_info_t* pack)
 {
     mbtk_ril_err_enum err = MBTK_RIL_ERR_SUCCESS;
-    int cme_err = MBTK_RIL_ERR_CME_NON;
+//    int cme_err = MBTK_RIL_ERR_CME_NON;
     switch(pack->msg_id)
     {
         case RIL_MSG_ID_PB_STATE: