diff options
| author | Vitaliy Makkoveev <mvs@cvs.openbsd.org> | 2023-01-28 10:17:17 +0000 |
|---|---|---|
| committer | Vitaliy Makkoveev <mvs@cvs.openbsd.org> | 2023-01-28 10:17:17 +0000 |
| commit | 2c3cd4aa98d9105a2520475dae513ca577c13137 (patch) | |
| tree | cff082796a20bbad953453859329e93f5e992dee /sys/netinet/if_ether.c | |
| parent | ff1b0f8956e8c6c0bec6a64f0b36d898b42e109a (diff) | |
Revert the `rt_lock' rwlock(9) diff to fix the recursive
rwlock(9) acquisition.
Reported-by: syzbot+fbe3acb4886adeef31e0@syzkaller.appspotmail.com
Diffstat (limited to 'sys/netinet/if_ether.c')
| -rw-r--r-- | sys/netinet/if_ether.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c index 7edc263361c..f2440ce9efb 100644 --- a/sys/netinet/if_ether.c +++ b/sys/netinet/if_ether.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ether.c,v 1.253 2023/01/21 17:35:01 mvs Exp $ */ +/* $OpenBSD: if_ether.c,v 1.254 2023/01/28 10:17:16 mvs Exp $ */ /* $NetBSD: if_ether.c,v 1.31 1996/05/11 12:59:58 mycroft Exp $ */ /* @@ -412,7 +412,7 @@ arpresolve(struct ifnet *ifp, struct rtentry *rt0, struct mbuf *m, if (ifp->if_flags & (IFF_NOARP|IFF_STATICARP)) goto bad; - RT_LOCK(); + KERNEL_LOCK(); /* * Re-check since we grab the route lock after the first check. * rtrequest_delete() can be called with shared netlock. From @@ -421,7 +421,7 @@ arpresolve(struct ifnet *ifp, struct rtentry *rt0, struct mbuf *m, * route lock here and are safe. XXXSMP */ if (!ISSET(rt->rt_flags, RTF_LLINFO)) { - RT_UNLOCK(); + KERNEL_UNLOCK(); goto bad; } la = (struct llinfo_arp *)rt->rt_llinfo; @@ -471,7 +471,7 @@ arpresolve(struct ifnet *ifp, struct rtentry *rt0, struct mbuf *m, } } - RT_UNLOCK(); + KERNEL_UNLOCK(); return (EAGAIN); bad: @@ -611,9 +611,9 @@ in_arpinput(struct ifnet *ifp, struct mbuf *m) } else if (rt != NULL) { int error; - RT_LOCK(); + KERNEL_LOCK(); error = arpcache(ifp, ea, rt); - RT_UNLOCK(); + KERNEL_UNLOCK(); if (error) goto out; } @@ -659,7 +659,7 @@ arpcache(struct ifnet *ifp, struct ether_arp *ea, struct rtentry *rt) unsigned int len; int changed = 0; - RT_ASSERT_LOCKED(); + KERNEL_ASSERT_LOCKED(); KASSERT(sdl != NULL); /* |