diff options
| -rw-r--r-- | tools/usb/usbip/libsrc/vhci_driver.c | 28 |
1 files changed, 5 insertions, 23 deletions
diff --git a/tools/usb/usbip/libsrc/vhci_driver.c b/tools/usb/usbip/libsrc/vhci_driver.c index ad9204773533..f659c146cdc8 100644 --- a/tools/usb/usbip/libsrc/vhci_driver.c +++ b/tools/usb/usbip/libsrc/vhci_driver.c @@ -123,33 +123,15 @@ static int refresh_imported_device_list(void) static int get_nports(void) { - char *c; - int nports = 0; - const char *attr_status; + const char *attr_nports; - attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device, - "status"); - if (!attr_status) { - err("udev_device_get_sysattr_value failed"); + attr_nports = udev_device_get_sysattr_value(vhci_driver->hc_device, "nports"); + if (!attr_nports) { + err("udev_device_get_sysattr_value nports failed"); return -1; } - /* skip a header line */ - c = strchr(attr_status, '\n'); - if (!c) - return 0; - c++; - - while (*c != '\0') { - /* go to the next line */ - c = strchr(c, '\n'); - if (!c) - return nports; - c++; - nports += 1; - } - - return nports; + return (int)strtoul(attr_nports, NULL, 10); } /* |