diff options
Diffstat (limited to 'sys/net/if_tun.c')
| -rw-r--r-- | sys/net/if_tun.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c index 610c4b53f6e01..b313b18b18e09 100644 --- a/sys/net/if_tun.c +++ b/sys/net/if_tun.c @@ -23,6 +23,7 @@ #include "opt_mac.h" #include <sys/param.h> +#include <sys/priv.h> #include <sys/proc.h> #include <sys/systm.h> #include <sys/mbuf.h> @@ -597,9 +598,11 @@ tunioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td tunp = (struct tuninfo *)data; if (tunp->mtu < IF_MINMTU) return (EINVAL); - if (TUN2IFP(tp)->if_mtu != tunp->mtu - && (error = suser(td)) != 0) - return (error); + if (TUN2IFP(tp)->if_mtu != tunp->mtu) { + error = priv_check(td, PRIV_NET_SETIFMTU); + if (error) + return (error); + } TUN2IFP(tp)->if_mtu = tunp->mtu; TUN2IFP(tp)->if_type = tunp->type; TUN2IFP(tp)->if_baudrate = tunp->baudrate; |