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bridge: make buffer larger in br_setlink()

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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 <[email protected]>
Acked-by: Stephen Hemminger <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Dan Carpenter 2012-12-07 01:10:46 +00:00 • committed by David S. Miller
commit 2062cc20d0
1 changed files with 1 additions and 1 deletions
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2
net/bridge/br_netlink.c
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@ -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);