userns: net: Call key_alloc with GLOBAL_ROOT_UID, GLOBAL_ROOT_GID instead of 0, 0

In net/dns_resolver/dns_key.c and net/rxrpc/ar-key.c make them
work with user namespaces enabled where key_alloc takes kuids and kgids.
Pass GLOBAL_ROOT_UID and GLOBAL_ROOT_GID instead of bare 0's.

Cc: Sage Weil <sage@inktank.com>
Cc: ceph-devel@vger.kernel.org
Cc: David Howells <dhowells@redhat.com>
Cc: David Miller <davem@davemloft.net>
Cc: linux-afs@lists.infradead.org
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index d9507dd05818..9807945a56d9 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -259,7 +259,8 @@ static int __init init_dns_resolver(void)
         if (!cred)
                 return -ENOMEM;
 
-        keyring = key_alloc(&key_type_keyring, ".dns_resolver", 0, 0, cred,
+        keyring = key_alloc(&key_type_keyring, ".dns_resolver",
+                            GLOBAL_ROOT_UID, GLOBAL_ROOT_GID, cred,
                             (KEY_POS_ALL & ~KEY_POS_SETATTR) |
                             KEY_USR_VIEW | KEY_USR_READ,
                             KEY_ALLOC_NOT_IN_QUOTA);