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authorDan Carpenter <dan.carpenter@oracle.com>2012-12-07 01:10:46 +0000
committerDavid S. Miller <davem@davemloft.net>2012-12-10 13:31:30 -0500
commit2062cc20d0a8e370163efccbee555347e17100c0 (patch)
treed0b6cf63250dbf2edd6c7e18bac1fec9972e1e17 /net/bridge
parent65d2897c0f1b240420d657f41e561239fa10ba94 (diff)
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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 850b7d1f3a4..dead9dfe865 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);