git: af26e45173a1 - stable/14 - iicbus: Use a bus_child_deleted method to free ivars for children

The branch stable/14 has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=af26e45173a170f6c02f5757a15890b320aae251

commit af26e45173a170f6c02f5757a15890b320aae251
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2024-11-01 14:09:50 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2024-12-01 02:46:06 +0000

    iicbus: Use a bus_child_deleted method to free ivars for children
    
    Reviewed by:    imp
    Differential Revision:  https://reviews.freebsd.org/D47370
    
    (cherry picked from commit 9c99ba9a0677a7b5c3c578c430211dafb4ad0dd5)
---
 sys/dev/iicbus/iicbus.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/sys/dev/iicbus/iicbus.c b/sys/dev/iicbus/iicbus.c
index 33fb5c875c50..f48338865e0a 100644
--- a/sys/dev/iicbus/iicbus.c
+++ b/sys/dev/iicbus/iicbus.c
@@ -248,6 +248,18 @@ iicbus_add_child(device_t dev, u_int order, const char *name, int unit)
 	    dev, order, name, unit, sizeof(struct iicbus_ivar)));
 }
 
+static void
+iicbus_child_deleted(device_t dev, device_t child)
+{
+	struct iicbus_ivar *devi;
+
+	devi = device_get_ivars(child);
+	if (devi == NULL)
+		return;
+	resource_list_free(&devi->rl);
+	free(devi, M_DEVBUF);
+}
+
 static void
 iicbus_hinted_child(device_t bus, const char *dname, int dunit)
 {
@@ -360,6 +372,7 @@ static device_method_t iicbus_methods[] = {
 	DEVMETHOD(bus_set_resource,	bus_generic_rl_set_resource),
 	DEVMETHOD(bus_get_resource_list, iicbus_get_resource_list),
 	DEVMETHOD(bus_add_child,	iicbus_add_child),
+	DEVMETHOD(bus_child_deleted,	iicbus_child_deleted),
 	DEVMETHOD(bus_print_child,	iicbus_print_child),
 	DEVMETHOD(bus_probe_nomatch,	iicbus_probe_nomatch),
 	DEVMETHOD(bus_read_ivar,	iicbus_read_ivar),