Lines Matching refs:NULL
122 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_output()
123 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_output()
124 LWIP_ASSERT("p != NULL", (p != NULL)); in slipif_output()
135 for (q = p; q != NULL; q = q->next) { in slipif_output()
175 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_rxbyte()
176 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_rxbyte()
193 priv->p = priv->q = NULL; in slipif_rxbyte()
197 return NULL; in slipif_rxbyte()
200 return NULL; in slipif_rxbyte()
219 if (priv->p == NULL) { in slipif_rxbyte()
224 if (priv->p == NULL) { in slipif_rxbyte()
228 return NULL; in slipif_rxbyte()
231 if (priv->q != NULL) { in slipif_rxbyte()
241 if ((priv->p != NULL) && (priv->recved <= SLIP_MAX_SIZE)) { in slipif_rxbyte()
248 if (priv->p->next != NULL && priv->p->next->len > 0) { in slipif_rxbyte()
254 priv->p = NULL; in slipif_rxbyte()
258 return NULL; in slipif_rxbyte()
271 if (p != NULL) { in slipif_rxbyte_input()
338 if (netif->state != NULL) { in slipif_init()
352 priv->p = NULL; in slipif_init()
353 priv->q = NULL; in slipif_init()
358 priv->rxpackets = NULL; in slipif_init()
385 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_poll()
386 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_poll()
407 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_process_rxqueue()
408 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_process_rxqueue()
413 while (priv->rxpackets != NULL) { in slipif_process_rxqueue()
418 while ((q->len != q->tot_len) && (q->next != NULL)) { in slipif_process_rxqueue()
422 q->next = NULL; in slipif_process_rxqueue()
424 priv->rxpackets = NULL; in slipif_process_rxqueue()
447 if (p != NULL) { in slipif_rxbyte_enqueue()
449 if (priv->rxpackets != NULL) { in slipif_rxbyte_enqueue()
453 while(q->next != NULL) { in slipif_rxbyte_enqueue()
481 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_received_byte()
482 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_received_byte()
501 LWIP_ASSERT("netif != NULL", (netif != NULL)); in slipif_received_bytes()
502 LWIP_ASSERT("netif->state != NULL", (netif->state != NULL)); in slipif_received_bytes()