diff options
| author | David S. Miller <davem@davemloft.net> | 2008-01-20 16:39:03 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-20 20:31:42 -0800 |
| commit | cecbb63967b4f36701b9412a12377e8fe006a93b (patch) | |
| tree | a84deb000e8d18ef38ff063b28f3fe676f1dfaa3 | |
| parent | 2dc2f207fb251666d2396fe1a69272b307ecc333 (diff) | |
| download | linux-cecbb63967b4f36701b9412a12377e8fe006a93b.tar.bz2 | |
[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 <davem@davemloft.net>
| -rw-r--r-- | net/core/neighbour.c | 4 |
1 files 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); } |