DB_GEN("queue_llc_rx: mb = %x",(void *)mb,0,4) ;
smc->os.hwm.queued_rx_frames++ ;
mb->sm_next = (SMbuf *)NULL ;
- if (smc->os.hwm.llc_rx_pipe == 0) {
+ if (smc->os.hwm.llc_rx_pipe == NULL) {
smc->os.hwm.llc_rx_pipe = mb ;
}
else {
DB_GEN("_rx: queue_txd_mb = %x",(void *)mb,0,4) ;
smc->os.hwm.queued_txd_mb++ ;
mb->sm_next = (SMbuf *)NULL ;
- if (smc->os.hwm.txd_tx_pipe == 0) {
+ if (smc->os.hwm.txd_tx_pipe == NULL) {
smc->os.hwm.txd_tx_pipe = mb ;
}
else {