Revert to using timeouts on !linux since libusb leaks memory without them.
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diff --git a/usbutils.c b/usbutils.c
index f1ff4e2..0beddb5 100644
--- a/usbutils.c
+++ b/usbutils.c
@@ -2242,7 +2242,7 @@ static int callback_wait(struct usb_transfer *ut, int *transferred, unsigned int
cgsem_wait(&ut->cgsem);
}
ret = transfer->status;
- if (ret == LIBUSB_TRANSFER_CANCELLED)
+ if (ret == LIBUSB_TRANSFER_CANCELLED || ret == LIBUSB_TRANSFER_TIMED_OUT)
ret = LIBUSB_ERROR_TIMEOUT;
/* No need to sort out mutexes here since they won't be reused */
@@ -2290,10 +2290,15 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, int intinfo,
USBDEBUG("USB debug: @usb_bulk_transfer(%s (nodev=%s),intinfo=%d,epinfo=%d,data=%p,length=%d,timeout=%u,mode=%d,cmd=%s,seq=%d) endpoint=%d", cgpu->drv->name, bool_str(cgpu->usbinfo.nodev), intinfo, epinfo, data, length, timeout, mode, usb_cmdname(cmd), seq, (int)endpoint);
init_usb_transfer(&ut);
+#ifdef LINUX
/* We give the transfer no timeout since we manage timeouts ourself */
libusb_fill_bulk_transfer(ut.transfer, dev_handle, endpoint, buf, length,
transfer_callback, &ut, 0);
-
+#else
+ /* All other OSes not so lucky */
+ libusb_fill_bulk_transfer(ut.transfer, dev_handle, endpoint, buf, length,
+ transfer_callback, &ut, timeout);
+#endif
STATS_TIMEVAL(&tv_start);
cg_rlock(&cgusb_fd_lock);
err = libusb_submit_transfer(ut.transfer);
@@ -2729,8 +2734,13 @@ static int usb_control_transfer(struct cgpu_info *cgpu, libusb_device_handle *de
wIndex, wLength);
if ((bmRequestType & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_OUT)
memcpy(buf + LIBUSB_CONTROL_SETUP_SIZE, buffer, wLength);
+#ifdef LINUX
libusb_fill_control_transfer(ut.transfer, dev_handle, buf, transfer_callback,
&ut, 0);
+#else
+ libusb_fill_control_transfer(ut.transfer, dev_handle, buf, transfer_callback,
+ &ut, timeout);
+#endif
err = libusb_submit_transfer(ut.transfer);
if (!err)
err = callback_wait(&ut, &transferred, timeout);