xfs: return errors in xfs_fs_sync_fs

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@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index e8f37bd..4c0dee7 100644 (file)
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -735,6 +735,7 @@ xfs_fs_sync_fs(
        int                     wait)
 {
        struct xfs_mount        *mp = XFS_M(sb);
+       int                     error;
 
        trace_xfs_fs_sync_fs(mp, __return_address);
 
@@ -744,7 +745,10 @@ 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.