From cecbb63967b4f36701b9412a12377e8fe006a93b Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Sun, 20 Jan 2008 16:39:03 -0800 Subject: [PATCH] [NEIGH]: Revert 'Fix race between neigh_parms_release and neightbl_fill_parms' Commit 9cd40029423701c376391da59d2c6469672b4bed (Fix race between neigh_parms_release and neightbl_fill_parms) introduced device reference counting regressions for several people, see: http://bugzilla.kernel.org/show_bug.cgi?id=9778 for example. Signed-off-by: David S. Miller --- net/core/neighbour.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/core/neighbour.c b/net/core/neighbour.c index cc8a2f190acf..29b8ee4e35d6 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -1316,6 +1316,8 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms) *p = parms->next; parms->dead = 1; write_unlock_bh(&tbl->lock); + if (parms->dev) + dev_put(parms->dev); call_rcu(&parms->rcu_head, neigh_rcu_free_parms); return; } @@ -1326,8 +1328,6 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms) void neigh_parms_destroy(struct neigh_parms *parms) { - if (parms->dev) - dev_put(parms->dev); kfree(parms); }