From f5eff51c19612bb034482bdf71cb4a8a053f0d71 Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Fri, 9 Oct 2015 01:33:39 +0200
Subject: Only set interface alt setting for interface setting 1

---
 src/libirecovery.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/libirecovery.c b/src/libirecovery.c
index 7a5046a..57ac850 100644
--- a/src/libirecovery.c
+++ b/src/libirecovery.c
@@ -908,8 +908,10 @@ IRECV_API irecv_error_t irecv_usb_set_interface(irecv_client_t client, int usb_i
 		return IRECV_E_USB_INTERFACE;
 	}
 
-	if (libusb_set_interface_alt_setting(client->handle, usb_interface, usb_alt_interface) < 0) {
-		return IRECV_E_USB_INTERFACE;
+	if (usb_interface == 1) {
+		if (libusb_set_interface_alt_setting(client->handle, usb_interface, usb_alt_interface) < 0) {
+			return IRECV_E_USB_INTERFACE;
+		}
 	}
 #else
 	if (irecv_usb_control_transfer(client, 0, 0x0B, usb_alt_interface, usb_interface, NULL, 0, USB_TIMEOUT) < 0) {
-- 
cgit v1.1-32-gdbae