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authorDavid S. Miller <davem@davemloft.net>2020-02-22 00:39:34 +0300
committerDavid S. Miller <davem@davemloft.net>2020-02-22 00:39:34 +0300
commite65ee2fb54d4745d7b7d9061d7fe33c5c5bf3b06 (patch)
tree04b1728c397ad4604a6163529f51dfd48dfdbc07 /net/core/rtnetlink.c
parentb4d9785ce5c035b672f25df56706d0ff4e68b74e (diff)
parent0c0ddd6ae47c9238c18f475bcca675ca74c9dc31 (diff)
downloadlinux-e65ee2fb54d4745d7b7d9061d7fe33c5c5bf3b06.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflict resolution of ice_virtchnl_pf.c based upon work by Stephen Rothwell. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
-rw-r--r--net/core/rtnetlink.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 6e35742969e6..14e6ea21c378 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -3504,27 +3504,25 @@ static int rtnl_alt_ifname(int cmd, struct net_device *dev, struct nlattr *attr,
if (err)
return err;
- alt_ifname = nla_data(attr);
+ alt_ifname = nla_strdup(attr, GFP_KERNEL);
+ if (!alt_ifname)
+ return -ENOMEM;
+
if (cmd == RTM_NEWLINKPROP) {
- alt_ifname = kstrdup(alt_ifname, GFP_KERNEL);
- if (!alt_ifname)
- return -ENOMEM;
err = netdev_name_node_alt_create(dev, alt_ifname);
- if (err) {
- kfree(alt_ifname);
- return err;
- }
+ if (!err)
+ alt_ifname = NULL;
} else if (cmd == RTM_DELLINKPROP) {
err = netdev_name_node_alt_destroy(dev, alt_ifname);
- if (err)
- return err;
} else {
- WARN_ON(1);
- return 0;
+ WARN_ON_ONCE(1);
+ err = -EINVAL;
}
- *changed = true;
- return 0;
+ kfree(alt_ifname);
+ if (!err)
+ *changed = true;
+ return err;
}
static int rtnl_linkprop(int cmd, struct sk_buff *skb, struct nlmsghdr *nlh,