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diff --git a/sys/dev/ow/ow.c b/sys/dev/ow/ow.c
--- a/sys/dev/ow/ow.c
+++ b/sys/dev/ow/ow.c
@@ -330,6 +330,12 @@
return (0);
}
+static void
+ow_child_deleted(device_t dev, device_t child)
+{
+ free(device_get_ivars(child), M_OW);
+}
+
static device_t
ow_child_by_romid(device_t dev, romid_t romid)
{
@@ -560,7 +566,6 @@
{
device_t *children, child;
int nkid, i;
- struct ow_devinfo *di;
struct ow_softc *sc;
sc = device_get_softc(ndev);
@@ -577,8 +582,6 @@
return ENOMEM;
for (i = 0; i < nkid; i++) {
child = children[i];
- di = device_get_ivars(child);
- free(di, M_OW);
device_delete_child(ndev, child);
}
free(children, M_TEMP);
@@ -703,6 +706,7 @@
DEVMETHOD(device_detach, ow_detach),
/* Bus interface */
+ DEVMETHOD(bus_child_deleted, ow_child_deleted),
DEVMETHOD(bus_child_pnpinfo, ow_child_pnpinfo),
DEVMETHOD(bus_read_ivar, ow_read_ivar),
DEVMETHOD(bus_write_ivar, ow_write_ivar),

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