categoricals: Fix memory leak allocating long string categoricals.

diff --git a/src/math/categoricals.c b/src/math/categoricals.c
index 3f9dc0097539eb5b72137866bab815e70e5d99f1..eb28cb42bf50c5601f057c7b7930db63ff2aa9f2 100644 (file)
--- a/src/math/categoricals.c
+++ b/src/math/categoricals.c
@@ -383,7 +383,7 @@ categoricals_update (struct categoricals *cat, const struct ccase *c)
         {
           valn = pool_malloc (cat->pool, sizeof *valn);
           valn->index = -1;
-          value_init (&valn->val, width);
+          value_init_pool (cat->pool, &valn->val, width);
           value_copy (&valn->val, val, width);
           hmap_insert (&vn->valmap, &valn->node, hash);
         }