3.17-stable review patch. If anyone has any objections, please let me know.
------------------
From: Thomas Graf <tg...@suug.ch>
[ Upstream commit f6c6fda4c9e17940b0a2ba206b0408babfdc930c ]
Fixes: 7f28fa10 ("bonding: add arp_ip_target netlink support")
Reported-by: John Fastabend <john.fastab...@gmail.com>
Cc: Scott Feldman <sfel...@cumulusnetworks.com>
Signed-off-by: Thomas Graf <tg...@suug.ch>
Acked-by: John Fastabend <john.r.fastab...@intel.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/net/bonding/bond_netlink.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -194,7 +194,12 @@ static int bond_changelink(struct net_de
bond_option_arp_ip_targets_clear(bond);
nla_for_each_nested(attr, data[IFLA_BOND_ARP_IP_TARGET], rem) {
- __be32 target = nla_get_be32(attr);
+ __be32 target;
+
+ if (nla_len(attr) < sizeof(target))
+ return -EINVAL;
+
+ target = nla_get_be32(attr);
bond_opt_initval(&newval, (__force u64)target);
err = __bond_opt_set(bond, BOND_OPT_ARP_TARGETS,
--
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