NFS: Remove unused argument from nfs_direct_write_complete()

This parameter hasn't been used since 2a009ec9 (Linux 3.13-rc3), so
let's remove it from this function.
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

fs/nfs/direct.c

@@ -105,7 +105,7 @@ struct nfs_direct_req {
 
 static const struct nfs_pgio_completion_ops nfs_direct_write_completion_ops;
 static const struct nfs_commit_completion_ops nfs_direct_commit_completion_ops;
-static void nfs_direct_write_complete(struct nfs_direct_req *dreq, struct inode *inode);
+static void nfs_direct_write_complete(struct nfs_direct_req *dreq);
 static void nfs_direct_write_schedule_work(struct work_struct *work);
 
 static inline void get_dreq(struct nfs_direct_req *dreq)
@@ -684,7 +684,7 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
 	}
 
 	if (put_dreq(dreq))
-		nfs_direct_write_complete(dreq, dreq->inode);
+		nfs_direct_write_complete(dreq);
 }
 
 static void nfs_direct_commit_complete(struct nfs_commit_data *data)
@@ -717,7 +717,7 @@ static void nfs_direct_commit_complete(struct nfs_commit_data *data)
 	}
 
 	if (atomic_dec_and_test(&cinfo.mds->rpcs_out))
-		nfs_direct_write_complete(dreq, data->inode);
+		nfs_direct_write_complete(dreq);
 }
 
 static void nfs_direct_resched_write(struct nfs_commit_info *cinfo,
@@ -768,7 +768,7 @@ static void nfs_direct_write_schedule_work(struct work_struct *work)
 	}
 }
 
-static void nfs_direct_write_complete(struct nfs_direct_req *dreq, struct inode *inode)
+static void nfs_direct_write_complete(struct nfs_direct_req *dreq)
 {
 	schedule_work(&dreq->work); /* Calls nfs_direct_write_schedule_work */
 }
@@ -824,7 +824,7 @@ static void nfs_direct_write_completion(struct nfs_pgio_header *hdr)
 
 out_put:
 	if (put_dreq(dreq))
-		nfs_direct_write_complete(dreq, hdr->inode);
+		nfs_direct_write_complete(dreq);
 	hdr->release(hdr);
 }
 
@@ -953,7 +953,7 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
 	}
 
 	if (put_dreq(dreq))
-		nfs_direct_write_complete(dreq, dreq->inode);
+		nfs_direct_write_complete(dreq);
 	return 0;
 }