Lines Matching refs:NULL

48   netif_list = NULL;
64   fail_unless(pcb != NULL);
65   if (pcb != NULL) {
98   EXPECT_RET(pcb != NULL);
103   EXPECT(p != NULL);
104   if (p != NULL) {
150   EXPECT_RET(pcb != NULL);
165   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 4, TCP_ACK);
166   EXPECT_RET(p != NULL);
169   EXPECT_RET(pcb->unacked == NULL);
179   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
180   EXPECT_RET(p != NULL);
194   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
195   EXPECT_RET(p != NULL);
203   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
204   EXPECT_RET(p != NULL);
256   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 12, TCP_ACK);
257   EXPECT_RET(p != NULL);
275   EXPECT_RET(p != NULL);
276   if (p != NULL) {
301     EXPECT_RET(s != NULL);
304   EXPECT(s == NULL);
346   EXPECT_RET(pcb != NULL);
360   EXPECT(pcb->unacked == NULL);
370   p = tcp_create_rx_segment(pcb, NULL, 0, 0, TCP_MSS, TCP_ACK);
381   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
385   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
390   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
395   EXPECT(pcb->unsent == NULL);
445   EXPECT_RET(pcb != NULL);
459   EXPECT(pcb->unacked == NULL);
485   EXPECT(pcb->unsent == NULL);
533   EXPECT_RET(pcb != NULL);
564   p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
584     p = tcp_create_rx_segment_wnd(pcb, NULL, 0, 0, TCP_WND, TCP_ACK, 0);
619     EXPECT(txcounters.tx_packets != NULL);
620     if (txcounters.tx_packets != NULL) {
627     if (txcounters.tx_packets != NULL) {
629       txcounters.tx_packets = NULL;