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Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 1e8cced55ff7..e630b38a6047 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -369,7 +369,7 @@ static void gss_encode_v0_msg(struct gss_upcall_msg *gss_msg)
}
static void gss_encode_v1_msg(struct gss_upcall_msg *gss_msg,
- struct rpc_clnt *clnt)
+ struct rpc_clnt *clnt, int machine_cred)
{
char *p = gss_msg->databuf;
int len = 0;
@@ -383,6 +383,15 @@ static void gss_encode_v1_msg(struct gss_upcall_msg *gss_msg,
p += len;
gss_msg->msg.len += len;
}
+ if (machine_cred) {
+ len = sprintf(p, "service=* ");
+ p += len;
+ gss_msg->msg.len += len;
+ } else if (!strcmp(clnt->cl_program->name, "nfs4_cb")) {
+ len = sprintf(p, "service=nfs ");
+ p += len;
+ gss_msg->msg.len += len;
+ }
len = sprintf(p, "\n");
gss_msg->msg.len += len;
@@ -391,16 +400,17 @@ static void gss_encode_v1_msg(struct gss_upcall_msg *gss_msg,
}
static void gss_encode_msg(struct gss_upcall_msg *gss_msg,
- struct rpc_clnt *clnt)
+ struct rpc_clnt *clnt, int machine_cred)
{
if (pipe_version == 0)
gss_encode_v0_msg(gss_msg);
else /* pipe_version == 1 */
- gss_encode_v1_msg(gss_msg, clnt);
+ gss_encode_v1_msg(gss_msg, clnt, machine_cred);
}
static inline struct gss_upcall_msg *
-gss_alloc_msg(struct gss_auth *gss_auth, uid_t uid, struct rpc_clnt *clnt)
+gss_alloc_msg(struct gss_auth *gss_auth, uid_t uid, struct rpc_clnt *clnt,
+ int machine_cred)
{
struct gss_upcall_msg *gss_msg;
int vers;
@@ -420,7 +430,7 @@ gss_alloc_msg(struct gss_auth *gss_auth, uid_t uid, struct rpc_clnt *clnt)
atomic_set(&gss_msg->count, 1);
gss_msg->uid = uid;
gss_msg->auth = gss_auth;
- gss_encode_msg(gss_msg, clnt);
+ gss_encode_msg(gss_msg, clnt, machine_cred);
return gss_msg;
}
@@ -432,11 +442,7 @@ gss_setup_upcall(struct rpc_clnt *clnt, struct gss_auth *gss_auth, struct rpc_cr
struct gss_upcall_msg *gss_new, *gss_msg;
uid_t uid = cred->cr_uid;
- /* Special case: rpc.gssd assumes that uid == 0 implies machine creds */
- if (gss_cred->gc_machine_cred != 0)
- uid = 0;
-
- gss_new = gss_alloc_msg(gss_auth, uid, clnt);
+ gss_new = gss_alloc_msg(gss_auth, uid, clnt, gss_cred->gc_machine_cred);
if (IS_ERR(gss_new))
return gss_new;
gss_msg = gss_add_msg(gss_auth, gss_new);