Lines Matching refs:sc_inbuf
434 sc->sc_inbuf = NULL;
454 while ((flags & DETACH_FORCE) != 0 && sc->sc_inbuf != NULL)
456 if (sc->sc_inbuf != NULL)
502 if (sc->sc_inbuf != NULL)
505 sc->sc_inbuf = kmem_alloc(DEV_BSIZE, KM_SLEEP);
521 if (sc->sc_inbuf == NULL)
525 int error = uiomove(sc->sc_inbuf, n, uio);
528 playstring(sc, sc->sc_inbuf, n);
542 if (sc->sc_inbuf == NULL)
546 kmem_free(sc->sc_inbuf, DEV_BSIZE);
547 sc->sc_inbuf = NULL;
583 if (sc->sc_inbuf == NULL)