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SUNRPC: Replace clnt->cl_principal

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The clnt->cl_principal is being used exclusively to store the service
target name for RPCSEC_GSS/krb5 callbacks. Replace it with something that
is stored only in the RPCSEC_GSS-specific code.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2013-08-26 19:23:04 -04:00
parent bd4a3eb15b
commit c219066103
8 changed files with 26 additions and 25 deletions
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18
net/sunrpc/clnt.c
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@@ -282,6 +282,10 @@ static void rpc_clnt_set_nodename(struct rpc_clnt *clnt, const char *nodename)
static int rpc_client_register(const struct rpc_create_args *args,
struct rpc_clnt *clnt)
{
struct rpc_auth_create_args auth_args = {
.pseudoflavor = args->authflavor,
.target_name = args->client_name,
};
struct rpc_auth *auth;
struct net *net = rpc_net_ns(clnt);
struct super_block *pipefs_sb;
@@ -298,7 +302,7 @@ static int rpc_client_register(const struct rpc_create_args *args,
if (pipefs_sb)
rpc_put_sb_net(net);
auth = rpcauth_create(args->authflavor, clnt);
auth = rpcauth_create(&auth_args, clnt);
if (IS_ERR(auth)) {
dprintk("RPC: Couldn't create auth handle (flavor %u)\n",
args->authflavor);
@@ -370,12 +374,6 @@ static struct rpc_clnt * rpc_new_client(const struct rpc_create_args *args, stru
clnt->cl_rtt = &clnt->cl_rtt_default;
rpc_init_rtt(&clnt->cl_rtt_default, clnt->cl_timeout->to_initval);
clnt->cl_principal = NULL;
if (args->client_name) {
clnt->cl_principal = kstrdup(args->client_name, GFP_KERNEL);
if (!clnt->cl_principal)
goto out_no_principal;
}
atomic_set(&clnt->cl_count, 1);
@@ -388,8 +386,6 @@ static struct rpc_clnt * rpc_new_client(const struct rpc_create_args *args, stru
return clnt;
out_no_path:
kfree(clnt->cl_principal);
out_no_principal:
rpc_free_iostats(clnt->cl_metrics);
out_no_stats:
kfree(clnt);
@@ -559,7 +555,6 @@ struct rpc_clnt *rpc_clone_client(struct rpc_clnt *clnt)
.prognumber = clnt->cl_prog,
.version = clnt->cl_vers,
.authflavor = clnt->cl_auth->au_flavor,
.client_name = clnt->cl_principal,
};
return __rpc_clone_client(&args, clnt);
}
@@ -581,7 +576,6 @@ rpc_clone_client_set_auth(struct rpc_clnt *clnt, rpc_authflavor_t flavor)
.prognumber = clnt->cl_prog,
.version = clnt->cl_vers,
.authflavor = flavor,
.client_name = clnt->cl_principal,
};
return __rpc_clone_client(&args, clnt);
}
@@ -654,7 +648,6 @@ rpc_free_client(struct rpc_clnt *clnt)
rpc_clnt_remove_pipedir(clnt);
rpc_unregister_client(clnt);
rpc_free_iostats(clnt->cl_metrics);
kfree(clnt->cl_principal);
clnt->cl_metrics = NULL;
xprt_put(rcu_dereference_raw(clnt->cl_xprt));
rpciod_down();
@@ -718,7 +711,6 @@ struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *old,
.prognumber = program->number,
.version = vers,
.authflavor = old->cl_auth->au_flavor,
.client_name = old->cl_principal,
};
struct rpc_clnt *clnt;
int err;