treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
[sfrench/cifs-2.6.git] / tools / usb / usbip / src / usbip_port.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
4  *               2005-2007 Takahiro Hirofuchi
5  */
6
7 #include "vhci_driver.h"
8 #include "usbip_common.h"
9
10 static int list_imported_devices(void)
11 {
12         int i;
13         struct usbip_imported_device *idev;
14         int ret;
15
16         if (usbip_names_init(USBIDS_FILE))
17                 err("failed to open %s", USBIDS_FILE);
18
19         ret = usbip_vhci_driver_open();
20         if (ret < 0) {
21                 err("open vhci_driver");
22                 goto err_names_free;
23         }
24
25         printf("Imported USB devices\n");
26         printf("====================\n");
27
28         for (i = 0; i < vhci_driver->nports; i++) {
29                 idev = &vhci_driver->idev[i];
30
31                 if (usbip_vhci_imported_device_dump(idev) < 0)
32                         goto err_driver_close;
33         }
34
35         usbip_vhci_driver_close();
36         usbip_names_free();
37
38         return ret;
39
40 err_driver_close:
41         usbip_vhci_driver_close();
42 err_names_free:
43         usbip_names_free();
44         return -1;
45 }
46
47 int usbip_port_show(__attribute__((unused)) int argc,
48                     __attribute__((unused)) char *argv[])
49 {
50         int ret;
51
52         ret = list_imported_devices();
53         if (ret < 0)
54                 err("list imported devices");
55
56         return ret;
57 }