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debugfs_remove_recursive will do NULL check, so remove the redundant null check. Signed-off-by: Xu Wang <vulab@iscas.ac.cn> Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Link: https://lore.kernel.org/r/1578391235-603-1-git-send-email-vulab@iscas.ac.cn Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>