diff options
Diffstat (limited to 'sys/net/if_gre.c')
| -rw-r--r-- | sys/net/if_gre.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/sys/net/if_gre.c b/sys/net/if_gre.c index bda23279daf..5be1463481f 100644 --- a/sys/net/if_gre.c +++ b/sys/net/if_gre.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_gre.c,v 1.1 2000/01/07 21:37:30 angelos Exp $ */ +/* $OpenBSD: if_gre.c,v 1.2 2000/01/07 21:55:05 angelos Exp $ */ /* $NetBSD: if_gre.c,v 1.9 1999/10/25 19:18:11 drochner Exp $ */ /* @@ -50,22 +50,11 @@ #include <sys/param.h> #include <sys/proc.h> -#include <sys/malloc.h> #include <sys/mbuf.h> -#include <sys/buf.h> -#include <sys/dkstat.h> -#include <sys/protosw.h> #include <sys/socket.h> -#include <sys/ioctl.h> #include <sys/sockio.h> -#include <sys/file.h> -#include <sys/tty.h> #include <sys/kernel.h> -#include <sys/conf.h> #include <sys/systm.h> -#include <sys/sysctl.h> - -#include <machine/cpu.h> #include <net/if.h> #include <net/if_types.h> @@ -95,7 +84,6 @@ #endif #if NBPFILTER > 0 -#include <sys/time.h> #include <net/bpf.h> #endif @@ -379,9 +367,8 @@ gre_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) int s; struct sockaddr_in si; struct sockaddr *sa = NULL; - int error; - - error = 0; + int error = 0; + struct proc *prc = curproc; /* XXX */ s = splimp(); switch(cmd) { @@ -440,6 +427,10 @@ gre_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) } break; case GRESPROTO: + /* Check for superuser */ + if ((error = suser(prc->p_ucred, &prc->p_acflag)) != 0) + break; + sc->g_proto = ifr->ifr_flags; switch (sc->g_proto) { case IPPROTO_GRE : @@ -459,6 +450,10 @@ gre_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) break; case GRESADDRS: case GRESADDRD: + /* Check for superuser */ + if ((error = suser(prc->p_ucred, &prc->p_acflag)) != 0) + break; + /* * set tunnel endpoints, compute a less specific route * to the remote end and mark if as up |