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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2012-12-07 01:10:46 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-12-10 13:31:30 -0500 |
| commit | 2062cc20d0a8e370163efccbee555347e17100c0 (patch) | |
| tree | d0b6cf63250dbf2edd6c7e18bac1fec9972e1e17 /net/bridge | |
| parent | 65d2897c0f1b240420d657f41e561239fa10ba94 (diff) | |
| download | linux-2062cc20d0a8e370163efccbee555347e17100c0.tar.gz linux-2062cc20d0a8e370163efccbee555347e17100c0.tar.bz2 linux-2062cc20d0a8e370163efccbee555347e17100c0.zip | |
bridge: make buffer larger in br_setlink()
We pass IFLA_BRPORT_MAX to nla_parse_nested() so we need
IFLA_BRPORT_MAX + 1 elements. Also Smatch complains that we read past
the end of the array when in br_set_port_flag() when it's called with
IFLA_BRPORT_FAST_LEAVE.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_netlink.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 850b7d1f3a41..dead9dfe865b 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -239,7 +239,7 @@ int br_setlink(struct net_device *dev, struct nlmsghdr *nlh) struct ifinfomsg *ifm; struct nlattr *protinfo; struct net_bridge_port *p; - struct nlattr *tb[IFLA_BRPORT_MAX]; + struct nlattr *tb[IFLA_BRPORT_MAX + 1]; int err; ifm = nlmsg_data(nlh); |