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Date: Wed, 24 Jan 2007 21:55:45 -0700 From: ebiederm@...ssion.com (Eric W. Biederman) To: David Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org, steve@...gwyn.com Subject: [PATCH] net: decnet handle a failure in neigh_parms_alloc (take 2) While enhancing the neighbour code to handle multiple network namespaces I noticed that decnet is assuming neigh_parms_alloc will allways succeed, which is clearly wrong. So handle the failure. Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com> --- net/decnet/dn_dev.c | 11 +++++++++-- 1 files changed, 9 insertions(+), 2 deletions(-) diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 324eb47..913e25a 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -1140,16 +1140,23 @@ struct dn_dev *dn_dev_create(struct net_device *dev, int *err) init_timer(&dn_db->timer); dn_db->uptime = jiffies; + + dn_db->neigh_parms = neigh_parms_alloc(dev, &dn_neigh_table); + if (!dn_db->neigh_parms) { + dev->dn_ptr = NULL; + kfree(dn_db); + return NULL; + } + if (dn_db->parms.up) { if (dn_db->parms.up(dev) < 0) { + neigh_parms_release(&dn_neigh_table, dn_db->neigh_parms); dev->dn_ptr = NULL; kfree(dn_db); return NULL; } } - dn_db->neigh_parms = neigh_parms_alloc(dev, &dn_neigh_table); - dn_dev_sysctl_register(dev, &dn_db->parms); dn_dev_set_timer(dev); -- 1.4.4.1.g278f - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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