[src/trunk]: src/sys/net Use kmem instead of malloc. Requested by rmind.

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

details:   https://anonhg.NetBSD.org/src/rev/f78984db7ca8
branches:  trunk
changeset: 762310:f78984db7ca8
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Feb 19 04:10:47 2011 +0000

description:
Use kmem instead of malloc. Requested by rmind.

diffstat:

 sys/net/bpf_filter.c |  11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diffs (53 lines):

diff -r 03427edb127f -r f78984db7ca8 sys/net/bpf_filter.c
--- a/sys/net/bpf_filter.c      Sat Feb 19 02:22:27 2011 +0000
+++ b/sys/net/bpf_filter.c      Sat Feb 19 04:10:47 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bpf_filter.c,v 1.43 2011/02/19 02:22:27 matt Exp $     */
+/*     $NetBSD: bpf_filter.c,v 1.44 2011/02/19 04:10:47 christos Exp $ */
 
 /*-
  * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bpf_filter.c,v 1.43 2011/02/19 02:22:27 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bpf_filter.c,v 1.44 2011/02/19 04:10:47 christos Exp $");
 
 #if 0
 #if !(defined(lint) || defined(KERNEL))
@@ -48,6 +48,7 @@
 
 #include <sys/param.h>
 #include <sys/time.h>
+#include <sys/kmem.h>
 #include <sys/endian.h>
 
 #define EXTRACT_SHORT(p)       be16dec(p)
@@ -466,7 +467,7 @@
 int
 bpf_validate(const struct bpf_insn *f, int signed_len)
 {
-       u_int i, from, len, ok = 0;
+       u_int i, from, len, ok = 0, size;
        const struct bpf_insn *p;
 #if defined(KERNEL) || defined(_KERNEL)
        uint16_t *mem, invalid;
@@ -483,7 +484,7 @@
                return 0;
 
 #if defined(KERNEL) || defined(_KERNEL)
-       mem = malloc(sizeof(*mem) * len, M_TEMP, M_WAITOK|M_ZERO);
+       mem = kmem_zalloc(size = sizeof(*mem) * len, KM_SLEEP);
        invalid = ~0;   /* All is invalid on startup */
 #endif
 
@@ -633,7 +634,7 @@
        ok = 1;
 out:
 #if defined(KERNEL) || defined(_KERNEL)
-       free(mem, M_TEMP);
+       kmem_free(mem, size);
 #endif
        return ok;
 }