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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Trond Myklebust <trond.myklebust@hammerspace.com>,
        Anna Schumaker <Anna.Schumaker@Netapp.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 202/411] NFS: Dont report errors from nfs_pageio_complete() more than once
Date:   Mon, 13 Jun 2022 12:07:55 +0200
Message-Id: <20220613094934.716948139@linuxfoundation.org>
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From: Trond Myklebust <trond.myklebust@hammerspace.com>

[ Upstream commit c5e483b77cc2edb318da152abe07e33006b975fd ]

Since errors from nfs_pageio_complete() are already being reported
through nfs_async_write_error(), we should not be returning them to the
callers of do_writepages() as well. They will end up being reported
through the generic mechanism instead.

Fixes: 6fbda89b257f ("NFS: Replace custom error reporting mechanism with generic one")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 fs/nfs/write.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index ecdd79a55840..10ce264a6456 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -692,11 +692,7 @@ static int nfs_writepage_locked(struct page *page,
 	err = nfs_do_writepage(page, wbc, &pgio);
 	pgio.pg_error = 0;
 	nfs_pageio_complete(&pgio);
-	if (err < 0)
-		return err;
-	if (nfs_error_is_fatal(pgio.pg_error))
-		return pgio.pg_error;
-	return 0;
+	return err;
 }
 
 int nfs_writepage(struct page *page, struct writeback_control *wbc)
@@ -747,9 +743,6 @@ int nfs_writepages(struct address_space *mapping, struct writeback_control *wbc)
 
 	if (err < 0)
 		goto out_err;
-	err = pgio.pg_error;
-	if (nfs_error_is_fatal(err))
-		goto out_err;
 	return 0;
 out_err:
 	return err;
-- 
2.35.1