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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 08:39:55 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 08:39:55 +0100 |
| commit | ba08cf452f3493e96793c9fec4ebb45e7101a0c0 (patch) | |
| tree | 61200038de5d9c6ba50dadfa7f065d029fa06174 /net/core/rtnetlink.c | |
| parent | e24cd4e6d6aa3ca741cdfdfc01118c4016acebea (diff) | |
| parent | f8788d86ab28f61f7b46eb6be375f8a726783636 (diff) | |
| download | kernel_replicant_linux-ba08cf452f3493e96793c9fec4ebb45e7101a0c0.tar.gz kernel_replicant_linux-ba08cf452f3493e96793c9fec4ebb45e7101a0c0.tar.bz2 kernel_replicant_linux-ba08cf452f3493e96793c9fec4ebb45e7101a0c0.zip | |
Merge 5.6-rc3 into tty-next
We want the tty fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core/rtnetlink.c')
| -rw-r--r-- | net/core/rtnetlink.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 09c44bf2e1d2..e1152f4ffe33 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, |