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added detection of uninitialized devices on open

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This commit is contained in:
Pete Batard
2010-02-19 17:16:41 +00:00
parent 3a42fe7e65
commit 2e83188d9c
1 changed files with 6 additions and 0 deletions
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libusb/os/windows_usb.c
+6
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@@ -1559,6 +1559,12 @@ static int windows_get_active_config_descriptor(struct libusb_device *dev, unsig
static int windows_open(struct libusb_device_handle *dev_handle)
{
struct windows_device_priv *priv = __device_priv(dev_handle->dev);
struct libusb_context *ctx = DEVICE_CTX(dev_handle->dev);
if (priv->apib == NULL) {
usbi_err(ctx, "program assertion failed - device is not initialized");
return LIBUSB_ERROR_NO_DEVICE;
}
return priv->apib->open(dev_handle);
}