axmap: clean up 'no bits to set' case

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/lib/axmap.c b/lib/axmap.c
index c29597f80e78748043b63db3756463596c164646..2a9463dc2fda9abbb0252a530fe476e2d526cfe0 100644 (file)
--- a/lib/axmap.c
+++ b/lib/axmap.c
@@ -237,10 +237,10 @@ static bool axmap_set_fn(struct axmap_level *al, unsigned long offset,
        if (overlap) {
                const int __bit = ffz(~overlap);
 
        if (overlap) {
                const int __bit = ffz(~overlap);
 

-               if (__bit == bit)
+               nr_bits = __bit - bit;
+               if (!nr_bits)

                        return true;
 
                        return true;
 

-               nr_bits = __bit - bit;

                mask = bit_masks[nr_bits] << bit;
        }
 
                mask = bit_masks[nr_bits] << bit;
        }