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Message-Id: <1438695246-22575-1-git-send-email-roopa@cumulusnetworks.com> Date: Tue, 4 Aug 2015 06:34:06 -0700 From: Roopa Prabhu <roopa@...ulusnetworks.com> To: davem@...emloft.net Cc: dan.carpenter@...cle.com, ebiederm@...ssion.com, rshearma@...cade.com, netdev@...r.kernel.org Subject: [PATCH net-next v6] af_mpls: add null dev check in find_outdev From: Roopa Prabhu <roopa@...ulusnetworks.com> This patch adds null dev check for the 'cfg->rc_via_table == NEIGH_LINK_TABLE or dev_get_by_index() failed' case Reported-by: Dan Carpenter <dan.carpenter@...cle.com> Signed-off-by: Roopa Prabhu <roopa@...ulusnetworks.com> --- net/mpls/af_mpls.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index b6b9a6c..3ea90ff 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -416,6 +416,9 @@ static struct net_device *find_outdev(struct net *net, dev = dev_get_by_index(net, cfg->rc_ifindex); } + if (!dev) + return ERR_PTR(-ENODEV); + return dev; } -- 1.7.10.4 -- 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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