Windows: fix device path string duplication

diff --git a/libusb/os/windows_usb.c b/libusb/os/windows_usb.c
index 58d3f4c..03a70fc 100644 (file)
--- a/libusb/os/windows_usb.c
+++ b/libusb/os/windows_usb.c
@@ -1513,9 +1513,9 @@ static int set_device_paths(struct libusb_context *ctx, struct discovered_devs *
                                                        break;
                                                default:
                                                        // For other devices, the first interface is the same as the device
-                                                       priv->usb_interface[0].path = malloc(safe_strlen(priv->path));
+                                                       priv->usb_interface[0].path = malloc(safe_strlen(priv->path)+1);
                                                        if (priv->usb_interface[0].path != NULL) {
-                                                               safe_strcpy(priv->usb_interface[0].path, safe_strlen(priv->path), priv->path);
+                                                               safe_strcpy(priv->usb_interface[0].path, safe_strlen(priv->path)+1, priv->path);
                                                        }
                                                        // The following is needed if we want to API calls to work for both simple
                                                        // and composite devices, as
@@ -2423,7 +2423,7 @@ static int winusb_open(struct libusb_device_handle *dev_handle)
                        file_handle = CreateFileA(priv->usb_interface[i].path, GENERIC_WRITE | GENERIC_READ, FILE_SHARE_WRITE | FILE_SHARE_READ,
                                NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED, NULL);
                        if (file_handle == INVALID_HANDLE_VALUE) {
-                               usbi_err(ctx, "could not open device %s (interface %d): %s", priv->path, i, windows_error_str(0));
+                               usbi_err(ctx, "could not open device %s (interface %d): %s", priv->usb_interface[i].path, i, windows_error_str(0));
                                switch(GetLastError()) {
                                case ERROR_FILE_NOT_FOUND:      // The device was disconnected
                                        return LIBUSB_ERROR_NO_DEVICE;