From 75467f60a3d14f08f86f2b353298d2826382ff23 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Fri, 25 Sep 2026 15:55:03 -0700 Subject: Merge tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipe Pull IPE fixes from Fan Wu: "Two fixes for use-after-free issues found by recent LLM-assisted code analysis. - move successful policy load auditing under the new policy directory's inode lock, preventing a concurrent policy deletion from freeing the policy while it is still being audited - protect the dm-verity root hash with RCU, preventing policy evaluation from racing with root hash replacement during preresume" * tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipe: ipe: protect the dm-verity root hash with RCU ipe: fix use-after-free when auditing a newly loaded policy --- drivers/hid/hid-rapoo.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 drivers/hid/hid-rapoo.c (limited to 'drivers/hid/hid-rapoo.c') diff --git a/drivers/hid/hid-rapoo.c b/drivers/hid/hid-rapoo.c new file mode 100644 index 000000000..5c9c396fa --- /dev/null +++ b/drivers/hid/hid-rapoo.c @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: GPL-2.0 +#include +#include +#include +#include +#include +#include +#include +#include + +#include "hid-ids.h" + +#define RAPOO_BTN_BACK 0x08 +#define RAPOO_BTN_FORWARD 0x10 + +static const struct hid_device_id rapoo_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_RAPOO, USB_DEVICE_ID_RAPOO_2_4G_RECEIVER) }, + { } +}; +MODULE_DEVICE_TABLE(hid, rapoo_devices); + +static int rapoo_probe(struct hid_device *hdev, const struct hid_device_id *id) +{ + int ret; + struct input_dev *input; + + ret = hid_parse(hdev); + if (ret) { + hid_err(hdev, "parse failed\n"); + return ret; + } + + ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); + if (ret) { + hid_err(hdev, "start failed\n"); + return ret; + } + + if (hid_is_usb(hdev)) { + struct usb_interface *intf = to_usb_interface(hdev->dev.parent); + + if (intf->cur_altsetting->desc.bInterfaceNumber != 1) + return 0; + } + + input = devm_input_allocate_device(&hdev->dev); + if (!input) + return -ENOMEM; + + input->name = "Rapoo 2.4G Wireless Mouse"; + input->phys = "rapoo/input1"; + input->id.bustype = hdev->bus; + input->id.vendor = hdev->vendor; + input->id.product = hdev->product; + input->id.version = hdev->version; + + __set_bit(EV_KEY, input->evbit); + __set_bit(KEY_BACK, input->keybit); + __set_bit(KEY_FORWARD, input->keybit); + + ret = input_register_device(input); + if (ret) + return ret; + + hid_set_drvdata(hdev, input); + + return ret; +} + +static int rapoo_raw_event(struct hid_device *hdev, struct hid_report *report, u8 *data, int size) +{ + struct input_dev *input = hid_get_drvdata(hdev); + + if (!input) + return 0; + + if (report->id == 1 && size >= 2) { + u8 btn = data[1]; + + input_report_key(input, KEY_BACK, btn & RAPOO_BTN_BACK); + input_report_key(input, KEY_FORWARD, btn & RAPOO_BTN_FORWARD); + input_sync(input); + return 1; + } + + return 0; +} + +static struct hid_driver rapoo_driver = { + .name = "hid-rapoo", + .id_table = rapoo_devices, + .probe = rapoo_probe, + .raw_event = rapoo_raw_event, +}; + +module_hid_driver(rapoo_driver); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Nguyen Dinh Dang Duong "); +MODULE_DESCRIPTION("RAPOO 2.4G Wireless Device Driver"); + -- cgit v1.3.1