On Windows libusb_(attach|detach)_kernel_driver are not supported.
A libusb driver is already installed (device was successfully opened).
In that case just continue as if operation was successful.
---
usbredirhost/usbredirhost.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/usbredirhost/usbredirhost.c b/usbredirhost/usbredirhost.c
index 305dd35..3d77ac8 100644
--- a/usbredirhost/usbredirhost.c
+++ b/usbredirhost/usbredirhost.c
@@ -486,7 +486,8 @@ static int usbredirhost_claim(struct usbredirhost *host,
int initial_claim)
n = host->config->interface[i].altsetting[0].bInterfaceNumber;
r = libusb_detach_kernel_driver(host->handle, n);
- if (r < 0 && r != LIBUSB_ERROR_NOT_FOUND) {
+ if (r < 0 && r != LIBUSB_ERROR_NOT_FOUND
+ && r != LIBUSB_ERROR_NOT_SUPPORTED) {
ERROR("could not detach driver from interface %d (configuration
%d): %d",
n, host->config->bConfigurationValue, r);
return libusb_status_or_error_to_redir_status(host, r);
@@ -544,6 +545,7 @@ static void usbredirhost_release(struct usbredirhost *host,
int attach_drivers)
r = libusb_attach_kernel_driver(host->handle, n);
if (r < 0 && r != LIBUSB_ERROR_NOT_FOUND /* No driver */
&& r != LIBUSB_ERROR_NO_DEVICE /* Device unplugged */
+ && r != LIBUSB_ERROR_NOT_SUPPORTED /* Not supported */
&& r != LIBUSB_ERROR_BUSY /* driver rebound already */) {
ERROR("could not re-attach driver to interface %d (configuration
%d): %d",
n, host->config->bConfigurationValue, r);
--
1.7.7.6
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