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platform/x86: ibm_rtl: move to use bus_get_dev_root()

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Direct access to the struct bus_type dev_root pointer is going away soon
so replace that with a call to bus_get_dev_root() instead, which is what
it is there for.

Cc: Mark Gross <markgross@kernel.org>
Cc: platform-driver-x86@vger.kernel.org
Acked-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230313182918.1312597-4-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2023-03-13 19:28:46 +01:00
parent 2744a63c1a
commit 6644a426eb
1 changed files with 14 additions and 4 deletions
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18
drivers/platform/x86/ibm_rtl.c
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@ -199,16 +199,26 @@ static int rtl_setup_sysfs(void) {
ret = subsys_system_register(&rtl_subsys, NULL);
if (!ret) {
for (i = 0; rtl_attributes[i]; i ++)
device_create_file(rtl_subsys.dev_root, rtl_attributes[i]);
struct device *dev_root = bus_get_dev_root(&rtl_subsys);
if (dev_root) {
for (i = 0; rtl_attributes[i]; i ++)
device_create_file(dev_root, rtl_attributes[i]);
put_device(dev_root);
}
}
return ret;
}
static void rtl_teardown_sysfs(void) {
struct device *dev_root = bus_get_dev_root(&rtl_subsys);
int i;
for (i = 0; rtl_attributes[i]; i ++)
device_remove_file(rtl_subsys.dev_root, rtl_attributes[i]);
if (dev_root) {
for (i = 0; rtl_attributes[i]; i ++)
device_remove_file(dev_root, rtl_attributes[i]);
put_device(dev_root);
}
bus_unregister(&rtl_subsys);
}