1 files changed, 9 insertions, 6 deletions
diff --git a/malloc.c b/malloc.c
index 45e9d655..bfc5e109 100644
--- a/malloc.c
+++ b/malloc.c
@@ -19,16 +19,19 @@
 #include <stdio.h>
 #include <string.h>
 
-/* Allocate reclaim list for kind:      */
-/* Return TRUE on success               */
+/* Allocate reclaim list for the kind.  Returns TRUE on success.        */
 STATIC GC_bool GC_alloc_reclaim_list(struct obj_kind *kind)
 {
-    struct hblk ** result = (struct hblk **)
-                GC_scratch_alloc((MAXOBJGRANULES+1) * sizeof(struct hblk *));
-    if (result == 0) return(FALSE);
+    struct hblk ** result;
+
+    GC_ASSERT(I_HOLD_LOCK());
+    result = (struct hblk **)GC_scratch_alloc(
+                                (MAXOBJGRANULES+1) * sizeof(struct hblk *));
+    if (EXPECT(NULL == result, FALSE)) return FALSE;
+
     BZERO(result, (MAXOBJGRANULES+1)*sizeof(struct hblk *));
     kind -> ok_reclaim_list = result;
-    return(TRUE);
+    return TRUE;
 }
 
 /* Allocate a large block of size lb bytes.     */