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Diffstat (limited to 'net')
-rw-r--r--net/core/rtnetlink.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a8a5093a300..02e8bf08427 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -580,7 +580,7 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
err = -EINVAL;
ifm = nlmsg_data(nlh);
- if (ifm->ifi_index >= 0)
+ if (ifm->ifi_index > 0)
dev = dev_get_by_index(ifm->ifi_index);
else if (tb[IFLA_IFNAME])
dev = dev_get_by_name(ifname);
@@ -672,7 +672,7 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
* name provided implies that a name change has been
* requested.
*/
- if (ifm->ifi_index >= 0 && ifname[0]) {
+ if (ifm->ifi_index > 0 && ifname[0]) {
err = dev_change_name(dev, ifname);
if (err < 0)
goto errout_dev;
@@ -740,7 +740,7 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
return err;
ifm = nlmsg_data(nlh);
- if (ifm->ifi_index >= 0) {
+ if (ifm->ifi_index > 0) {
dev = dev_get_by_index(ifm->ifi_index);
if (dev == NULL)
return -ENODEV;