struct pending_acks_info {
        u32 ack_num;
-       u32 Session_index;
+       u32 session_index;
        struct txq_entry_t  *txqe;
 };
 
        if (Pending_Acks < MAX_PENDING_ACKS) {
                Pending_Acks_info[PendingAcks_arrBase + Pending_Acks].ack_num = Ack;
                Pending_Acks_info[PendingAcks_arrBase + Pending_Acks].txqe = txqe;
-               Pending_Acks_info[PendingAcks_arrBase + Pending_Acks].Session_index = Session_index;
+               Pending_Acks_info[PendingAcks_arrBase + Pending_Acks].session_index = Session_index;
                txqe->tcp_PendingAck_index = PendingAcks_arrBase + Pending_Acks;
                Pending_Acks++;
        } else {
 
        spin_lock_irqsave(&wilc->txq_spinlock, p->txq_spinlock_flags);
        for (i = PendingAcks_arrBase; i < (PendingAcks_arrBase + Pending_Acks); i++) {
-               if (Pending_Acks_info[i].ack_num < Acks_keep_track_info[Pending_Acks_info[i].Session_index].bigger_ack_num) {
+               if (Pending_Acks_info[i].ack_num < Acks_keep_track_info[Pending_Acks_info[i].session_index].bigger_ack_num) {
                        struct txq_entry_t *tqe;
 
                        PRINT_D(TCP_ENH, "DROP ACK: %u\n", Pending_Acks_info[i].ack_num);