linux-kernel - [PATCH 5.10 09/86] xfs: return errors in xfs_fs_sync

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Message-Id: <20220829105756.921833422@linuxfoundation.org>
Date:   Mon, 29 Aug 2022 12:58:35 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, "Darrick J. Wong" <djwong@...nel.org>,
        Jan Kara <jack@...e.cz>, Christoph Hellwig <hch@....de>,
        Christian Brauner <brauner@...nel.org>,
        Amir Goldstein <amir73il@...il.com>
Subject: [PATCH 5.10 09/86] xfs: return errors in xfs_fs_sync_fs

From: "Darrick J. Wong" <djwong@...nel.org>

commit 2d86293c70750e4331e9616aded33ab6b47c299d upstream.

Now that the VFS will do something with the return values from
->sync_fs, make ours pass on error codes.

Signed-off-by: Darrick J. Wong <djwong@...nel.org>
Reviewed-by: Jan Kara <jack@...e.cz>
Reviewed-by: Christoph Hellwig <hch@....de>
Acked-by: Christian Brauner <brauner@...nel.org>
Signed-off-by: Amir Goldstein <amir73il@...il.com>
Acked-by: Darrick J. Wong <djwong@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 fs/xfs/xfs_super.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -757,6 +757,7 @@ xfs_fs_sync_fs(
 	int			wait)
 {
 	struct xfs_mount	*mp = XFS_M(sb);
+	int			error;
 
 	/*
 	 * Doing anything during the async pass would be counterproductive.
@@ -764,7 +765,10 @@ xfs_fs_sync_fs(
 	if (!wait)
 		return 0;
 
-	xfs_log_force(mp, XFS_LOG_SYNC);
+	error = xfs_log_force(mp, XFS_LOG_SYNC);
+	if (error)
+		return error;
+
 	if (laptop_mode) {
 		/*
 		 * The disk must be active because we're syncing.