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diff --git a/sys/net/if_enc.c b/sys/net/if_enc.c
--- a/sys/net/if_enc.c
+++ b/sys/net/if_enc.c
@@ -94,8 +94,9 @@
static int enc_ioctl(struct ifnet *, u_long, caddr_t);
static int enc_output(struct ifnet *, struct mbuf *,
const struct sockaddr *, struct route *);
-static int enc_clone_create(struct if_clone *, int, caddr_t);
-static void enc_clone_destroy(struct ifnet *);
+static int enc_clone_create(struct if_clone *, char *, size_t,
+ struct ifc_data *, struct ifnet **);
+static int enc_clone_destroy(struct if_clone *, struct ifnet *, uint32_t);
static void enc_add_hhooks(struct enc_softc *);
static void enc_remove_hhooks(struct enc_softc *);
@@ -139,11 +140,14 @@
CTLFLAG_RW | CTLFLAG_VNET, &VNET_NAME(bpf_mask_out), 0,
"IPsec output bpf mask");
-static void
-enc_clone_destroy(struct ifnet *ifp)
+static int
+enc_clone_destroy(struct if_clone *ifc, struct ifnet *ifp, uint32_t flags)
{
struct enc_softc *sc;
+ if (ifp->if_dunit == 0 && (flags & IFC_F_FORCE) == 0)
+ return (EINVAL);
+
sc = ifp->if_softc;
KASSERT(sc == V_enc_sc, ("sc != ifp->if_softc"));
@@ -151,31 +155,26 @@
if_detach(ifp);
if_free(ifp);
free(sc, M_DEVBUF);
- V_enc_sc = NULL;
+ return (0);
}
static int
-enc_clone_create(struct if_clone *ifc, int unit, caddr_t params)
+enc_clone_create(struct if_clone *ifc, char *name, size_t len,
+ struct ifc_data *ifd, struct ifnet **ifpp)
{
struct ifnet *ifp;
struct enc_softc *sc;
- sc = malloc(sizeof(struct enc_softc), M_DEVBUF,
- M_WAITOK | M_ZERO);
+ sc = malloc(sizeof(struct enc_softc), M_DEVBUF, M_WAITOK | M_ZERO);
ifp = sc->sc_ifp = if_alloc(IFT_ENC);
- if (V_enc_sc != NULL) {
- if_free(ifp);
- free(sc, M_DEVBUF);
- return (EEXIST);
- }
- V_enc_sc = sc;
- if_initname(ifp, encname, unit);
+ if_initname(ifp, encname, ifd->unit);
ifp->if_mtu = ENCMTU;
ifp->if_ioctl = enc_ioctl;
ifp->if_output = enc_output;
ifp->if_softc = sc;
if_attach(ifp);
bpfattach(ifp, DLT_ENC, sizeof(struct enchdr));
+ *ifpp = ifp;
return (0);
}
@@ -375,10 +374,18 @@
static void
vnet_enc_init(const void *unused __unused)
{
+ struct ifnet *ifp;
- V_enc_sc = NULL;
- V_enc_cloner = if_clone_simple(encname, enc_clone_create,
- enc_clone_destroy, 1);
+ struct if_clone_addreq req = {
+ .create_f = enc_clone_create,
+ .destroy_f = enc_clone_destroy,
+ .flags = IFC_F_AUTOUNIT | IFC_F_LIMITUNIT,
+ .maxunit = 0,
+ };
+ V_enc_cloner = ifc_attach_cloner(encname, &req);
+ struct ifc_data ifd = { .unit = 0 };
+ ifc_create_ifp(encname, &ifd, &ifp);
+ V_enc_sc = ifp->if_softc;
}
VNET_SYSINIT(vnet_enc_init, SI_SUB_PSEUDO, SI_ORDER_ANY,
vnet_enc_init, NULL);
@@ -398,7 +405,8 @@
{
KASSERT(V_enc_sc != NULL, ("%s: V_enc_sc is %p\n", __func__, V_enc_sc));
- if_clone_detach(V_enc_cloner);
+ ifc_detach_cloner(V_enc_cloner);
+ V_enc_sc = NULL;
}
VNET_SYSUNINIT(vnet_enc_uninit, SI_SUB_INIT_IF, SI_ORDER_ANY,
vnet_enc_uninit, NULL);

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