diff --git a/daemons/lvmetad/lvmetad-core.c b/daemons/lvmetad/lvmetad-core.c
index 66a6b8291..f4f5f420f 100644
--- a/daemons/lvmetad/lvmetad-core.c
+++ b/daemons/lvmetad/lvmetad-core.c
@@ -2528,10 +2528,8 @@ inval:
 
 	info = dm_hash_lookup(s->vgid_to_info, uuid);
 	if (!info) {
-		info = malloc(sizeof(struct vg_info));
-		if (!info)
+		if (!(info = dm_zalloc(sizeof(struct vg_info))))
 			goto bad;
-		memset(info, 0, sizeof(struct vg_info));
 		if (!dm_hash_insert(s->vgid_to_info, uuid, (void*)info))
 			goto bad;
 	}
diff --git a/libdm/datastruct/hash.c b/libdm/datastruct/hash.c
index 6df3efe61..fb153cefa 100644
--- a/libdm/datastruct/hash.c
+++ b/libdm/datastruct/hash.c
@@ -102,11 +102,9 @@ struct dm_hash_table *dm_hash_create(unsigned size_hint)
 
 	hc->num_slots = new_size;
 	len = sizeof(*(hc->slots)) * new_size;
-	if (!(hc->slots = dm_malloc(len))) {
-		stack;
-		goto bad;
-	}
-	memset(hc->slots, 0, len);
+	if (!(hc->slots = dm_zalloc(len)))
+		goto_bad;
+
 	return hc;
 
       bad:
diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index 8bee24be0..3965be6a2 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -1156,11 +1156,9 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
 	while (repeat_count--)
 		len *= 2;
 
-	if (!(dmi = dm_malloc(len)))
+	if (!(dmi = dm_zalloc(len)))
 		return NULL;
 
-	memset(dmi, 0, len);
-
 	version = &_cmd_data_v4[dmt->type].version;
 
 	dmi->version[0] = (*version)[0];