[CIFS] Add destroy routine for dns_resolver

Otherwise, we're leaking the payload memory.

CC: Stable Kernel <stable@vger.kernel.org>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Jeff Layton 2008-08-27 17:53:30 +00:00 committed by Steve French
parent 96c2a1137b
commit 87ed1d65fb
2 changed files with 9 additions and 1 deletions

View file

@ -8,7 +8,8 @@ architectures. Fix problems with preserving timestamps on copying open
files (e.g. "cp -a") to Windows servers. For mkdir and create honor setgid bit
on parent directory when server supports Unix Extensions but not POSIX
create. Update cifs.upcall version to handle new Kerberos sec flags
(this requires update of cifs.upcall program from Samba).
(this requires update of cifs.upcall program from Samba). Fix memory leak
on dns_upcall (resolving DFS referralls).
Version 1.53
------------

View file

@ -47,11 +47,18 @@ static int dns_resolver_instantiate(struct key *key, const void *data,
return rc;
}
static void
dns_resolver_destroy(struct key *key)
{
kfree(key->payload.data);
}
struct key_type key_type_dns_resolver = {
.name = "dns_resolver",
.def_datalen = sizeof(struct in_addr),
.describe = user_describe,
.instantiate = dns_resolver_instantiate,
.destroy = dns_resolver_destroy,
.match = user_match,
};