[XFS] handle error returns from freeze_bdev
SGI-PV: 945483 SGI-Modid: xfs-linux-melb:xfs-kern:201884a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
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@ -550,7 +550,7 @@ xfs_fs_goingdown(
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struct vfs *vfsp = XFS_MTOVFS(mp);
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struct vfs *vfsp = XFS_MTOVFS(mp);
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struct super_block *sb = freeze_bdev(vfsp->vfs_super->s_bdev);
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struct super_block *sb = freeze_bdev(vfsp->vfs_super->s_bdev);
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if (sb) {
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if (sb && !IS_ERR(sb)) {
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xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);
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xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);
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thaw_bdev(sb->s_bdev, sb);
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thaw_bdev(sb->s_bdev, sb);
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}
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}
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