Lines Matching refs:NULL
235 return NULL;
239 if (hole == NULL)
240 return NULL;
275 if (hole == NULL)
276 return NULL;
279 if (after != NULL)
285 if (tp->sackhint.nexthole == NULL)
392 temp = tcp_sackhole_insert(tp, tp->snd_fack,sblkp->start,NULL);
393 if (temp != NULL) {
422 while (sblkp >= sack_blocks && cur != NULL) {
470 if (temp != NULL) {
504 while ((q = TAILQ_FIRST(&tp->snd_holes)) != NULL)
584 struct sackhole *hole = NULL, *dbg_hole = NULL;
590 if (hole == NULL || SEQ_LT(hole->rxmit, hole->end))
592 while ((hole = TAILQ_NEXT(hole, scblink)) != NULL) {
622 if (cur == NULL)
631 while ((p = TAILQ_NEXT(cur, scblink)) != NULL) {