Ignore ifnet renaming in the bpf ifnet departure handler.

PR: 213015 MFC after: 1 week
2017-03-13 09:04:10 +00:00 · 2017-03-13 09:04:10 +00:00 · 84935b56a6
commit 84935b56a6
parent a0bc5f59cc
1 changed files with 4 additions and 0 deletions
--- a/sys/net/bpf.c
+++ b/sys/net/bpf.c
@ -2678,6 +2678,10 @@ bpf_ifdetach(void *arg __unused, struct ifnet *ifp)
 	struct bpf_if *bp, *bp_temp;
 	int nmatched = 0;

+	/* Ignore ifnet renaming. */
+	if (ifp->if_flags & IFF_RENAMING)
+		return;
+
 	BPF_LOCK();
 	/*
 	 * Find matching entries in free list.