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authorzec <zec@FreeBSD.org>2011-07-16 19:11:45 +0000
committerzec <zec@FreeBSD.org>2011-07-16 19:11:45 +0000
commite3d85d5e0d05fe150d2fc418c7fddf35bcdbbe4e (patch)
treeb97e06165173e37e39e42232c04b25fea4083308 /sys/netgraph
parent1cbd4038aac28f6e17a854f68068d524a5e7eba2 (diff)
downloadFreeBSD-src-e3d85d5e0d05fe150d2fc418c7fddf35bcdbbe4e.zip
FreeBSD-src-e3d85d5e0d05fe150d2fc418c7fddf35bcdbbe4e.tar.gz
Clear pending ifnet events, in an attempt at preventing
ng_ether_link_state() from being dispatched after we have cleared our IFP2NG(ifp). MFC after: 3 days
Diffstat (limited to 'sys/netgraph')
-rw-r--r--sys/netgraph/ng_ether.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netgraph/ng_ether.c b/sys/netgraph/ng_ether.c
index b51d048..afedaa3 100644
--- a/sys/netgraph/ng_ether.c
+++ b/sys/netgraph/ng_ether.c
@@ -55,6 +55,7 @@
#include <sys/proc.h>
#include <sys/syslog.h>
#include <sys/socket.h>
+#include <sys/taskqueue.h>
#include <net/if.h>
#include <net/if_dl.h>
@@ -336,6 +337,7 @@ ng_ether_detach(struct ifnet *ifp)
const node_p node = IFP2NG(ifp);
const priv_p priv = NG_NODE_PRIVATE(node);
+ taskqueue_drain(taskqueue_swi, &ifp->if_linktask);
NG_NODE_REALLY_DIE(node); /* Force real removal of node */
/*
* We can't assume the ifnet is still around when we run shutdown
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