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Remove NULL checks after M_WAITOK allocations from tws(4).

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MFC after:	1 month
This commit is contained in:
Edward Tomasz Napierala 2016-08-09 15:50:03 +00:00
parent 5f9e5b5e62
commit 1680b6b1e0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=303872
1 changed files with 0 additions and 16 deletions
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16
sys/dev/tws/tws.c
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@ -606,21 +606,9 @@ tws_init(struct tws_softc *sc)
sc->reqs = malloc(sizeof(struct tws_request) * tws_queue_depth, M_TWS,
M_WAITOK | M_ZERO);
if ( sc->reqs == NULL ) {
TWS_TRACE_DEBUG(sc, "malloc failed", 0, sc->is64bit);
return(ENOMEM);
}
sc->sense_bufs = malloc(sizeof(struct tws_sense) * tws_queue_depth, M_TWS,
M_WAITOK | M_ZERO);
if ( sc->sense_bufs == NULL ) {
TWS_TRACE_DEBUG(sc, "sense malloc failed", 0, sc->is64bit);
return(ENOMEM);
}
sc->scan_ccb = malloc(sizeof(union ccb), M_TWS, M_WAITOK | M_ZERO);
if ( sc->scan_ccb == NULL ) {
TWS_TRACE_DEBUG(sc, "ccb malloc failed", 0, sc->is64bit);
return(ENOMEM);
}
if (bus_dmamem_alloc(sc->data_tag, (void **)&sc->ioctl_data_mem,
(BUS_DMA_NOWAIT | BUS_DMA_ZERO), &sc->ioctl_data_map)) {
device_printf(sc->tws_dev, "Cannot allocate ioctl data mem\n");
@ -668,8 +656,6 @@ tws_init_aen_q(struct tws_softc *sc)
sc->aen_q.overflow=0;
sc->aen_q.q = malloc(sizeof(struct tws_event_packet)*sc->aen_q.depth,
M_TWS, M_WAITOK | M_ZERO);
if ( ! sc->aen_q.q )
return(FAILURE);
return(SUCCESS);
}
@ -682,8 +668,6 @@ tws_init_trace_q(struct tws_softc *sc)
sc->trace_q.overflow=0;
sc->trace_q.q = malloc(sizeof(struct tws_trace_rec)*sc->trace_q.depth,
M_TWS, M_WAITOK | M_ZERO);
if ( ! sc->trace_q.q )
return(FAILURE);
return(SUCCESS);
}