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[src/trunk]: src/sys/opencrypto use kmem_{z,}alloc() instead of malloc()



details:   https://anonhg.NetBSD.org/src/rev/a21ab163f36d
branches:  trunk
changeset: 982207:a21ab163f36d
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Mon Apr 05 01:22:22 2021 +0000

description:
use kmem_{z,}alloc() instead of malloc()

diffstat:

 sys/opencrypto/cryptosoft.c |  22 ++++++++++------------
 1 files changed, 10 insertions(+), 12 deletions(-)

diffs (82 lines):

diff -r a707556ddba7 -r a21ab163f36d sys/opencrypto/cryptosoft.c
--- a/sys/opencrypto/cryptosoft.c       Sun Apr 04 21:59:45 2021 +0000
+++ b/sys/opencrypto/cryptosoft.c       Mon Apr 05 01:22:22 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cryptosoft.c,v 1.57 2020/07/04 18:07:31 riastradh Exp $ */
+/*     $NetBSD: cryptosoft.c,v 1.58 2021/04/05 01:22:22 knakahara Exp $ */
 /*     $FreeBSD: src/sys/opencrypto/cryptosoft.c,v 1.2.2.1 2002/11/21 23:34:23 sam Exp $       */
 /*     $OpenBSD: cryptosoft.c,v 1.35 2002/04/26 08:43:50 deraadt Exp $ */
 
@@ -24,11 +24,11 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cryptosoft.c,v 1.57 2020/07/04 18:07:31 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cryptosoft.c,v 1.58 2021/04/05 01:22:22 knakahara Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
-#include <sys/malloc.h>
+#include <sys/kmem.h>
 #include <sys/mbuf.h>
 #include <sys/sysctl.h>
 #include <sys/errno.h>
@@ -711,7 +711,7 @@
         * copy in a buffer.
         */
 
-       data = malloc(crd->crd_len, M_CRYPTO_DATA, M_NOWAIT);
+       data = kmem_alloc(crd->crd_len, KM_NOSLEEP);
        if (data == NULL)
                return (EINVAL);
        COPYDATA(outtype, buf, crd->crd_skip, crd->crd_len, data);
@@ -722,7 +722,7 @@
                result = cxf->decompress(data, crd->crd_len, &out,
                                         *res_size);
 
-       free(data, M_CRYPTO_DATA);
+       kmem_free(data, crd->crd_len);
        if (result == 0)
                return EINVAL;
 
@@ -781,8 +781,8 @@
                } else
                        swcr_sesnum *= 2;
 
-               swd = malloc(swcr_sesnum * sizeof(struct swcr_data *),
-                   M_CRYPTO_DATA, M_NOWAIT);
+               swd = kmem_zalloc(swcr_sesnum * sizeof(struct swcr_data *),
+                   KM_NOSLEEP);
                if (swd == NULL) {
                        /* Reset session number */
                        if (swcr_sesnum == CRYPTO_SW_SESSIONS)
@@ -792,13 +792,12 @@
                        return ENOBUFS;
                }
 
-               memset(swd, 0, swcr_sesnum * sizeof(struct swcr_data *));
-
                /* Copy existing sessions */
                if (swcr_sessions) {
                        memcpy(swd, swcr_sessions,
                            (swcr_sesnum / 2) * sizeof(struct swcr_data *));
-                       free(swcr_sessions, M_CRYPTO_DATA);
+                       kmem_free(swcr_sessions,
+                            (swcr_sesnum / 2) * sizeof(struct swcr_data *));
                }
 
                swcr_sessions = swd;
@@ -808,12 +807,11 @@
        *sid = i;
 
        while (cri) {
-               *swd = malloc(sizeof **swd, M_CRYPTO_DATA, M_NOWAIT);
+               *swd = kmem_zalloc(sizeof **swd, KM_NOSLEEP);
                if (*swd == NULL) {
                        swcr_freesession(NULL, i);
                        return ENOBUFS;
                }
-               memset(*swd, 0, sizeof(struct swcr_data));
 
                switch (cri->cri_alg) {
                case CRYPTO_DES_CBC:



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