From 237f8306c30206d997e265ff46652e602a50824f Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.com>
Date: Fri, 18 Aug 2017 17:12:51 +1000
Subject: [PATCH] NFS: don't expect errors from mempool_alloc().

Commit fbe77c30e9ab ("NFS: move rw_mode to nfs_pageio_header")
reintroduced some pointless code that commit 518662e0fcb9 ("NFS: fix
usage of mempools.") had recently removed.

Remove it again.

Cc: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
---
 fs/nfs/write.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 1a877d17e6cb..ae26775b5448 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -102,10 +102,8 @@ static struct nfs_pgio_header *nfs_writehdr_alloc(void)
 {
 	struct nfs_pgio_header *p = mempool_alloc(nfs_wdata_mempool, GFP_NOIO);
 
-	if (p) {
-		memset(p, 0, sizeof(*p));
-		p->rw_mode = FMODE_WRITE;
-	}
+	memset(p, 0, sizeof(*p));
+	p->rw_mode = FMODE_WRITE;
 	return p;
 }