Merge git://git.linux-nfs.org/projects/trondmy/nfs-2.6

* git://git.linux-nfs.org/projects/trondmy/nfs-2.6: (70 commits)
  fs/nfs/nfs4proc.c: make nfs4_map_errors() static
  rpc: add service field to new upcall
  rpc: add target field to new upcall
  nfsd: support callbacks with gss flavors
  rpc: allow gss callbacks to client
  rpc: pass target name down to rpc level on callbacks
  nfsd: pass client principal name in rsc downcall
  rpc: implement new upcall
  rpc: store pointer to pipe inode in gss upcall message
  rpc: use count of pipe openers to wait for first open
  rpc: track number of users of the gss upcall pipe
  rpc: call release_pipe only on last close
  rpc: add an rpc_pipe_open method
  rpc: minor gss_alloc_msg cleanup
  rpc: factor out warning code from gss_pipe_destroy_msg
  rpc: remove unnecessary assignment
  NFS: remove unused status from encode routines
  NFS: increment number of operations in each encode routine
  NFS: fix comment placement in nfs4xdr.c
  NFS: fix tabs in nfs4xdr.c
  ...

1 files changed, 16 insertions, 0 deletions

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 3ca518386d15..836f15c0c4a3 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -197,6 +197,12 @@ 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;
+        }
 
         kref_init(&clnt->cl_kref);
 
@@ -226,6 +232,8 @@ out_no_auth:
                 rpc_put_mount();
         }
 out_no_path:
+        kfree(clnt->cl_principal);
+out_no_principal:
         rpc_free_iostats(clnt->cl_metrics);
 out_no_stats:
         if (clnt->cl_server != clnt->cl_inline_name)
@@ -354,6 +362,11 @@ rpc_clone_client(struct rpc_clnt *clnt)
         new->cl_metrics = rpc_alloc_iostats(clnt);
         if (new->cl_metrics == NULL)
                 goto out_no_stats;
+        if (clnt->cl_principal) {
+                new->cl_principal = kstrdup(clnt->cl_principal, GFP_KERNEL);
+                if (new->cl_principal == NULL)
+                        goto out_no_principal;
+        }
         kref_init(&new->cl_kref);
         err = rpc_setup_pipedir(new, clnt->cl_program->pipe_dir_name);
         if (err != 0)
@@ -366,6 +379,8 @@ rpc_clone_client(struct rpc_clnt *clnt)
         rpciod_up();
         return new;
 out_no_path:
+        kfree(new->cl_principal);
+out_no_principal:
         rpc_free_iostats(new->cl_metrics);
 out_no_stats:
         kfree(new);
@@ -417,6 +432,7 @@ rpc_free_client(struct kref *kref)
 out_free:
         rpc_unregister_client(clnt);
         rpc_free_iostats(clnt->cl_metrics);
+        kfree(clnt->cl_principal);
         clnt->cl_metrics = NULL;
         xprt_put(clnt->cl_xprt);
         rpciod_down();