[src/trunk]: src/sys/dev/pci Use kmem_alloc instead of malloc

[yamaguchi <yamaguchi%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4b6078cdf92b
branches:  trunk
changeset: 745213:4b6078cdf92b
user:      yamaguchi <yamaguchi%NetBSD.org@localhost>
date:      Tue Feb 25 07:58:44 2020 +0000

description:
Use kmem_alloc instead of malloc

pointed out and reviewed by knakahar@n.o., thanks

diffstat:

 sys/dev/pci/if_ixl.c |  14 ++++++--------
 1 files changed, 6 insertions(+), 8 deletions(-)

diffs (60 lines):

diff -r 1b6a6fec6e79 -r 4b6078cdf92b sys/dev/pci/if_ixl.c
--- a/sys/dev/pci/if_ixl.c      Tue Feb 25 07:53:55 2020 +0000
+++ b/sys/dev/pci/if_ixl.c      Tue Feb 25 07:58:44 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_ixl.c,v 1.53 2020/02/25 07:53:55 yamaguchi Exp $    */
+/*     $NetBSD: if_ixl.c,v 1.54 2020/02/25 07:58:44 yamaguchi Exp $    */
 
 /*
  * Copyright (c) 2013-2015, Intel Corporation
@@ -74,7 +74,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_ixl.c,v 1.53 2020/02/25 07:53:55 yamaguchi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_ixl.c,v 1.54 2020/02/25 07:58:44 yamaguchi Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_net_mpsafe.h"
@@ -89,7 +89,6 @@
 #include <sys/evcnt.h>
 #include <sys/interrupt.h>
 #include <sys/kmem.h>
-#include <sys/malloc.h>
 #include <sys/module.h>
 #include <sys/mutex.h>
 #include <sys/pcq.h>
@@ -5229,9 +5228,7 @@
 {
        struct ixl_aq_buf *aqb;
 
-       aqb = malloc(sizeof(*aqb), M_DEVBUF, M_WAITOK);
-       if (aqb == NULL)
-               return NULL;
+       aqb = kmem_alloc(sizeof(*aqb), KM_SLEEP);
 
        aqb->aqb_size = IXL_AQ_BUFLEN;
 
@@ -5258,7 +5255,7 @@
 destroy:
        bus_dmamap_destroy(sc->sc_dmat, aqb->aqb_map);
 free:
-       free(aqb, M_DEVBUF);
+       kmem_free(aqb, sizeof(*aqb));
 
        return NULL;
 }
@@ -5266,11 +5263,12 @@
 static void
 ixl_aqb_free(struct ixl_softc *sc, struct ixl_aq_buf *aqb)
 {
+
        bus_dmamap_unload(sc->sc_dmat, aqb->aqb_map);
        bus_dmamem_unmap(sc->sc_dmat, aqb->aqb_data, aqb->aqb_size);
        bus_dmamem_free(sc->sc_dmat, &aqb->aqb_seg, 1);
        bus_dmamap_destroy(sc->sc_dmat, aqb->aqb_map);
-       free(aqb, M_DEVBUF);
+       kmem_free(aqb, sizeof(*aqb));
 }
 
 static int