Merge branch 'for-2.6.29' of git://linux-nfs.org/~bfields/linux

* 'for-2.6.29' of git://linux-nfs.org/~bfields/linux:
  nfsd: only set file_lock.fl_lmops in nfsd4_lockt if a stateowner is found
  nfsd: fix cred leak on every rpc
  nfsd: fix null dereference on error path
  nfs: note that CONFIG_SUNRPC_XPRT_RDMA turns on server side support too
  update port number in NFS/RDMA documentation

Documentation/filesystems/nfs-rdma.txt

@@ -251,7 +251,7 @@ NFS/RDMA Setup
 
     Instruct the server to listen on the RDMA transport:
 
-    $ echo rdma 2050 > /proc/fs/nfsd/portlist
+    $ echo rdma 20049 > /proc/fs/nfsd/portlist
 
   - On the client system
 
@@ -263,7 +263,7 @@ NFS/RDMA Setup
     Regardless of how the client was built (module or built-in), use this
     command to mount the NFS/RDMA server:
 
-    $ mount -o rdma,port=2050 <IPoIB-server-name-or-address>:/<export> /mnt
+    $ mount -o rdma,port=20049 <IPoIB-server-name-or-address>:/<export> /mnt
 
     To verify that the mount is using RDMA, run "cat /proc/mounts" and check
     the "proto" field for the given mount.

fs/nfsd/auth.c

@@ -49,6 +49,8 @@ int nfsd_setuser(struct svc_rqst *rqstp, struct svc_export *exp)
 		new->fsuid = exp->ex_anon_uid;
 		new->fsgid = exp->ex_anon_gid;
 		gi = groups_alloc(0);
+		if (!gi)
+			goto oom;
 	} else if (flags & NFSEXP_ROOTSQUASH) {
 		if (!new->fsuid)
 			new->fsuid = exp->ex_anon_uid;
@@ -85,6 +87,7 @@ int nfsd_setuser(struct svc_rqst *rqstp, struct svc_export *exp)
 		new->cap_effective = cap_raise_nfsd_set(new->cap_effective,
 							new->cap_permitted);
 	put_cred(override_creds(new));
+	put_cred(new);
 	return 0;
 
 oom:

fs/nfsd/nfs4state.c

@@ -2871,7 +2871,6 @@ nfsd4_lockt(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		file_lock.fl_owner = (fl_owner_t)lockt->lt_stateowner;
 	file_lock.fl_pid = current->tgid;
 	file_lock.fl_flags = FL_POSIX;
-	file_lock.fl_lmops = &nfsd_posix_mng_ops;
 
 	file_lock.fl_start = lockt->lt_offset;
 	file_lock.fl_end = last_byte_offset(lockt->lt_offset, lockt->lt_length);

net/sunrpc/Kconfig

@@ -9,9 +9,8 @@ config SUNRPC_XPRT_RDMA
 	depends on SUNRPC && INFINIBAND && EXPERIMENTAL
 	default SUNRPC && INFINIBAND
 	help
-	  This option enables an RPC client transport capability that
-	  allows the NFS client to mount servers via an RDMA-enabled
-	  transport.
+	  This option allows the NFS client and server to support
+	  an RDMA-enabled transport.
 
 	  To compile RPC client RDMA transport support as a module,
 	  choose M here: the module will be called xprtrdma.