X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Ftukey-hinges.c;h=b59b878ba64991c2bea385553e24c8e058ab8c2e;hb=946be4d71e8f4e033dbf3a7bccbea0b7cb94a8b3;hp=3e9ea9374eb4198b76d83688234b23de97fc7cf9;hpb=81579d9e9f994fb2908f50af41c3eb033d216e58;p=pspp

diff --git a/src/math/tukey-hinges.c b/src/math/tukey-hinges.c
index 3e9ea9374e..b59b878ba6 100644
--- a/src/math/tukey-hinges.c
+++ b/src/math/tukey-hinges.c
@@ -41,7 +41,7 @@ tukey_hinges_calculate (const struct tukey_hinges *th, double hinge[3])
 
       if (a_star[i] < 1)
 	{
-	  if (os->k[i].c_p1 >= 1 )
+	  if (os->k[i].c_p1 >= 1)
 	    {
 	      hinge[i] = (1 - a_star[i]) * os->k[i].y
 		+ a_star[i] * os->k[i].y_p1;
@@ -64,26 +64,23 @@ static void
 destroy (struct statistic *s)
 {
   struct tukey_hinges *th = UP_CAST (s, struct tukey_hinges, parent.parent);
-  struct order_stats *os = &th->parent;
-
-  free (os->k);
-  free (s);
+  free (th);
 };
 
 struct tukey_hinges *
 tukey_hinges_create (double W, double c_min)
 {
   double d;
-  struct tukey_hinges *th = xzalloc (sizeof (*th));
+  struct tukey_hinges *th = XZALLOC (struct tukey_hinges);
   struct order_stats *os = &th->parent;
   struct statistic *stat = &os->parent;
 
   assert (c_min >= 0);
 
   os->n_k = 3;
-  os->k = xcalloc (sizeof (*os->k), 3);
+  os->k = th->k;
 
-  if ( c_min >= 1.0)
+  if (c_min >= 1.0)
     {
       d = floor ((W + 3) / 2.0) / 2.0;