From: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
Device attribute group @usb3_hardware_lpm_attr_group is merged by
add_power_attributes(), but it is not unmerged explicitly, fixed by
unmerging it in remove_power_attributes().
Fixes: 655fe4effe0f ("usbcore: add sysfs support to xHCI usb3 hardware LPM")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
---
Changes in v2:
- Add stable tag
- Link to v1: https://lore.kernel.org/r/20240814-sysfs_fix-v1-1-2224a29a259b@xxxxxxxxxxx
---
drivers/usb/core/sysfs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index d83231d6736a..61b6d978892c 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -670,6 +670,7 @@ static int add_power_attributes(struct device *dev)
static void remove_power_attributes(struct device *dev)
{
+ sysfs_unmerge_group(&dev->kobj, &usb3_hardware_lpm_attr_group);
sysfs_unmerge_group(&dev->kobj, &usb2_hardware_lpm_attr_group);
sysfs_unmerge_group(&dev->kobj, &power_attr_group);
}
---
base-commit: ca7df2c7bb5f83fe46aa9ce998b7352c6b28f3a1
change-id: 20240814-sysfs_fix-2206de9b0179
Best regards,
--
Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
