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Use IF_MAXUNIT instead of rolling our own identical TUN_MAXUNIT.

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This commit is contained in:
Brooks Davis 2003-10-23 16:29:20 +00:00
parent 27f9f41942
commit 76d6b7514f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=121431
1 changed files with 3 additions and 4 deletions
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7
sys/net/if_tun.c
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@ -58,7 +58,6 @@
#define TUNDEBUG if (tundebug) printf
#define TUNNAME "tun"
#define TUN_MAXUNIT 0x7fff /* ifp->if_unit is only 15 bits */
static MALLOC_DEFINE(M_TUN, TUNNAME, "Tunnel Interface");
static int tundebug = 0;
@ -106,7 +105,7 @@ tunclone(void *arg, char *name, int namelen, dev_t *dev)
return;
if (strcmp(name, TUNNAME) == 0) {
r = rman_reserve_resource(&tununits, 0, TUN_MAXUNIT, 1,
r = rman_reserve_resource(&tununits, 0, IF_MAXUNIT, 1,
RF_ALLOCATED | RF_ACTIVE, NULL);
u = rman_get_start(r);
err = rman_release_resource(r);
@ -153,7 +152,7 @@ tunmodevent(module_t mod, int type, void *data)
EVENTHANDLER_DEREGISTER(dev_clone, tag);
return (err);
}
err = rman_manage_region(&tununits, 0, TUN_MAXUNIT);
err = rman_manage_region(&tununits, 0, IF_MAXUNIT);
if (err != 0) {
printf("%s: tununits: rman_manage_region: Failed %d\n",
TUNNAME, err);
@ -257,7 +256,7 @@ tunopen(dev_t dev, int flag, int mode, struct thread *td)
int unit;
unit = dev2unit(dev);
if (unit > TUN_MAXUNIT)
if (unit > IF_MAXUNIT)
return (ENXIO);
r = rman_reserve_resource(&tununits, unit, unit, 1,