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Filipe Manana authored
If scrub returned an error and then the copy_to_user() call did not succeed, we would overwrite the error returned by scrub with -EFAULT. Fix that by calling copy_to_user() only if btrfs_scrub_dev() returned success. Signed-off-by:
Filipe Manana <fdmanana@suse.com> Reviewed-by:
David Sterba <dsterba@suse.com> Signed-off-by:
David Sterba <dsterba@suse.com>
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