gss:krb5 only include enctype numbers in gm_upcall_enctypes

Make the value in gm_upcall_enctypes just the enctype values.
This allows the values to be used more easily elsewhere.
Signed-off-by: Kevin Coffman <kwc@citi.umich.edu>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

net/sunrpc/auth_gss/auth_gss.c

@@ -417,7 +417,7 @@ static void gss_encode_v1_msg(struct gss_upcall_msg *gss_msg,
 		gss_msg->msg.len += len;
 	}
 	if (mech->gm_upcall_enctypes) {
-		len = sprintf(p, mech->gm_upcall_enctypes);
+		len = sprintf(p, "enctypes=%s ", mech->gm_upcall_enctypes);
 		p += len;
 		gss_msg->msg.len += len;
 	}

net/sunrpc/auth_gss/gss_krb5_mech.c

@@ -750,7 +750,7 @@ static struct gss_api_mech gss_kerberos_mech = {
 	.gm_ops		= &gss_kerberos_ops,
 	.gm_pf_num	= ARRAY_SIZE(gss_kerberos_pfs),
 	.gm_pfs		= gss_kerberos_pfs,
-	.gm_upcall_enctypes = "enctypes=18,17,16,23,3,1,2 ",
+	.gm_upcall_enctypes = "18,17,16,23,3,1,2",
 };
 
 static int __init init_kerberos_module(void)