diff options
author | rwatson <rwatson@FreeBSD.org> | 2006-11-06 13:42:10 +0000 |
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committer | rwatson <rwatson@FreeBSD.org> | 2006-11-06 13:42:10 +0000 |
commit | 10d0d9cf473dc5f0ce1bf263ead445ffe7819154 (patch) | |
tree | b9dd284620eeaddbff089cef10e4b1afb7918279 /sys/net/if_tap.c | |
parent | 7288104e2094825a9c98b9923f039817a76e2983 (diff) | |
download | FreeBSD-src-10d0d9cf473dc5f0ce1bf263ead445ffe7819154.zip FreeBSD-src-10d0d9cf473dc5f0ce1bf263ead445ffe7819154.tar.gz |
Sweep kernel replacing suser(9) calls with priv(9) calls, assigning
specific privilege names to a broad range of privileges. These may
require some future tweaking.
Sponsored by: nCircle Network Security, Inc.
Obtained from: TrustedBSD Project
Discussed on: arch@
Reviewed (at least in part) by: mlaier, jmg, pjd, bde, ceri,
Alex Lyashkov <umka at sevcity dot net>,
Skip Ford <skip dot ford at verizon dot net>,
Antoine Brodin <antoine dot brodin at laposte dot net>
Diffstat (limited to 'sys/net/if_tap.c')
-rw-r--r-- | sys/net/if_tap.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/net/if_tap.c b/sys/net/if_tap.c index 05b39d0..ddb14cd 100644 --- a/sys/net/if_tap.c +++ b/sys/net/if_tap.c @@ -47,6 +47,7 @@ #include <sys/mbuf.h> #include <sys/module.h> #include <sys/poll.h> +#include <sys/priv.h> #include <sys/proc.h> #include <sys/selinfo.h> #include <sys/signalvar.h> @@ -373,10 +374,13 @@ tapopen(struct cdev *dev, int flag, int mode, struct thread *td) { struct tap_softc *tp = NULL; struct ifnet *ifp = NULL; - int s; + int error, s; - if (tapuopen == 0 && suser(td) != 0) - return (EPERM); + if (tapuopen == 0) { + error = priv_check(td, PRIV_NET_TAP); + if (error) + return (error); + } if ((dev2unit(dev) & CLONE_UNITMASK) > TAPMAXUNIT) return (ENXIO); |