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As per asm-generic definition and other architectures __fls should return and accept unsigned long as its parameter. No functional change is expected as return value should fit in unsigned long. Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com> Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> Link: https://lore.kernel.org/r/20220527115345.2588775-3-amadeuszx.slawinski@linux.intel.com Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>