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tuntap: Don't down tap interfaces if LINK0 is set

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This commit is contained in:
Kyle Evans 2019-05-09 18:54:29 +00:00
parent 30de137493
commit 16760d8e28
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=347404
1 changed files with 2 additions and 1 deletions
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3
sys/net/if_tuntap.c
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@ -947,7 +947,8 @@ tunclose(struct cdev *dev, int foo, int bar, struct thread *td)
}
/* For vmnet, we won't do most of the address/route bits */
if ((tp->tun_flags & TUN_VMNET) != 0)
if ((tp->tun_flags & TUN_VMNET) != 0 ||
(l2tun && (ifp->if_flags & IFF_LINK0) != 0))
goto out;
if (ifp->if_flags & IFF_UP) {