NFS: Don't expose internal READDIR errors to userspace

 Fixes a condition whereby the kernel is returning the non-POSIX error
 EBADCOOKIE to userspace.

 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
 dir.c |    2 --
 1 files changed, 2 deletions(-)

Index: linux-2.6.13-rc6/fs/nfs/dir.c
===================================================================
--- linux-2.6.13-rc6.orig/fs/nfs/dir.c
+++ linux-2.6.13-rc6/fs/nfs/dir.c
@@ -565,8 +565,6 @@ static int nfs_readdir(struct file *filp
 		}
 	}
 	unlock_kernel();
-	if (desc->error < 0)
-		return desc->error;
 	if (res < 0)
 		return res;
 	return 0;