gauss.c: correct the stddev initializtion

Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/lib/gauss.c b/lib/gauss.c
index 1d24e187ab733793fa4ece4dc50c8c15a5efa332..3f84dbc6d04c802831c6ae5e9585b4736144b04c 100644 (file)
--- a/lib/gauss.c
+++ b/lib/gauss.c
@@ -51,7 +51,7 @@ void gauss_init(struct gauss_state *gs, unsigned long nranges, double dev,
        gs->nranges = nranges;
 
        if (dev != 0.0) {
-               gs->stddev = ceil((double) (nranges * 100.0) / dev);
+               gs->stddev = ceil((double)(nranges * dev) / 100.0);
                if (gs->stddev > nranges / 2)
                        gs->stddev = nranges / 2;
        }