NFS: Fix Oopsable/unnecessary i_count manipulations in nfs_wait_on_inode()

 Oopsable since nfs_wait_on_inode() can get called as part of iput_final().

 Unnecessary since the caller had better be damned sure that the inode won't
 disappear from underneath it anyway.

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

Index: linux-2.6.14-rc4/fs/nfs/inode.c
===================================================================
--- linux-2.6.14-rc4.orig/fs/nfs/inode.c
+++ linux-2.6.14-rc4/fs/nfs/inode.c
@@ -877,12 +877,10 @@ static int nfs_wait_on_inode(struct inod
 	sigset_t oldmask;
 	int error;
 
-	atomic_inc(&inode->i_count);
 	rpc_clnt_sigmask(clnt, &oldmask);
 	error = wait_on_bit_lock(&nfsi->flags, NFS_INO_REVALIDATING,
 					nfs_wait_schedule, TASK_INTERRUPTIBLE);
 	rpc_clnt_sigunmask(clnt, &oldmask);
-	iput(inode);
 
 	return error;
 }