tree a404c0a8c6f88dfef828f0b3be9177097860bde5
parent ee2fd967fb23c5eecabc8a660ec66fcd79acbd47
author Steve French <sfrench@us.ibm.com> 1222195567 +0000
committer Steve French <sfrench@us.ibm.com> 1222195567 +0000

[CIFS] clean up upcall handling for dns_resolver keys

We're given the datalen in the downcall, so there's no need to do any
calls to strlen(). Just keep track of the datalen in the key. Finally,
add a sanity check of the data in the downcall to make sure that it
looks like a real IP address.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>