diff options
Diffstat (limited to 'sys/net/if_loop.c')
| -rw-r--r-- | sys/net/if_loop.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/sys/net/if_loop.c b/sys/net/if_loop.c index 5665d65..70611a8 100644 --- a/sys/net/if_loop.c +++ b/sys/net/if_loop.c @@ -42,7 +42,6 @@ #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> -#include <sys/malloc.h> #include <sys/mbuf.h> #include <sys/module.h> #include <machine/bus.h> @@ -89,12 +88,6 @@ #define LOMTU 16384 #endif -#define LONAME "lo" - -struct lo_softc { - struct ifnet *sc_ifp; -}; - int loioctl(struct ifnet *, u_long, caddr_t); static void lortrequest(int, struct rtentry *, struct rt_addrinfo *); int looutput(struct ifnet *ifp, struct mbuf *m, @@ -104,16 +97,11 @@ static void lo_clone_destroy(struct ifnet *); struct ifnet *loif = NULL; /* Used externally */ -static MALLOC_DEFINE(M_LO, LONAME, "Loopback Interface"); - IFC_SIMPLE_DECLARE(lo, 1); static void lo_clone_destroy(struct ifnet *ifp) { - struct lo_softc *sc; - - sc = ifp->if_softc; /* XXX: destroying lo0 will lead to panics. */ KASSERT(loif != ifp, ("%s: destroying lo0", __func__)); @@ -121,21 +109,16 @@ lo_clone_destroy(struct ifnet *ifp) bpfdetach(ifp); if_detach(ifp); if_free(ifp); - free(sc, M_LO); } static int lo_clone_create(struct if_clone *ifc, int unit, caddr_t params) { struct ifnet *ifp; - struct lo_softc *sc; - MALLOC(sc, struct lo_softc *, sizeof(*sc), M_LO, M_WAITOK | M_ZERO); - ifp = sc->sc_ifp = if_alloc(IFT_LOOP); - if (ifp == NULL) { - free(sc, M_LO); + ifp = if_alloc(IFT_LOOP); + if (ifp == NULL) return (ENOSPC); - } if_initname(ifp, ifc->ifc_name, unit); ifp->if_mtu = LOMTU; @@ -143,7 +126,6 @@ lo_clone_create(struct if_clone *ifc, int unit, caddr_t params) ifp->if_ioctl = loioctl; ifp->if_output = looutput; ifp->if_snd.ifq_maxlen = ifqmaxlen; - ifp->if_softc = sc; if_attach(ifp); bpfattach(ifp, DLT_NULL, sizeof(u_int32_t)); if (loif == NULL) |
