diff options
| -rw-r--r-- | net/ipv4/devinet.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 5ab5acc17e4..3376d635c84 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -492,39 +492,34 @@ static struct in_ifaddr *rtm_to_ifaddr(struct nlmsghdr *nlh) struct ifaddrmsg *ifm; struct net_device *dev; struct in_device *in_dev; - int err = -EINVAL; + int err; err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv4_policy); if (err < 0) goto errout; ifm = nlmsg_data(nlh); - if (ifm->ifa_prefixlen > 32 || tb[IFA_LOCAL] == NULL) { - err = -EINVAL; + err = -EINVAL; + if (ifm->ifa_prefixlen > 32 || tb[IFA_LOCAL] == NULL) goto errout; - } dev = __dev_get_by_index(&init_net, ifm->ifa_index); - if (dev == NULL) { - err = -ENODEV; + err = -ENODEV; + if (dev == NULL) goto errout; - } in_dev = __in_dev_get_rtnl(dev); - if (in_dev == NULL) { - err = -ENOBUFS; + err = -ENOBUFS; + if (in_dev == NULL) goto errout; - } ifa = inet_alloc_ifa(); - if (ifa == NULL) { + if (ifa == NULL) /* * A potential indev allocation can be left alive, it stays * assigned to its device and is destroy with it. */ - err = -ENOBUFS; goto errout; - } ipv4_devconf_setall(in_dev); in_dev_hold(in_dev); |