platform-linux: allow netlink messages from non-privileged user namespaces

Just check they're from kernel.

(cherry picked from commit ef295ddeef)
This commit is contained in:
Lubomir Rintel 2015-05-15 11:52:24 +02:00
parent 6099378bc6
commit 9ce3e5e76e

View file

@ -4208,10 +4208,9 @@ verify_source (struct nl_msg *msg, gpointer user_data)
{
struct ucred *creds = nlmsg_get_creds (msg);
if (!creds || creds->pid || creds->uid || creds->gid) {
if (!creds || creds->pid) {
if (creds)
warning ("netlink: received non-kernel message (pid %d uid %d gid %d)",
creds->pid, creds->uid, creds->gid);
warning ("netlink: received non-kernel message (pid %d)", creds->pid);
else
warning ("netlink: received message without credentials");
return NL_STOP;