From fbaafdaf87cc01197ad86812a46cf17b7b392b8e Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Wed, 13 Feb 2019 23:57:57 +0100
Subject: dfu/recovery: Don't select first DFU/Recovery mode device found when
 --udid was given

---
 src/dfu.c      | 7 ++++++-
 src/recovery.c | 7 ++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/dfu.c b/src/dfu.c
index 11aa843..8c65b93 100644
--- a/src/dfu.c
+++ b/src/dfu.c
@@ -2,8 +2,8 @@
  * dfu.c
  * Functions for handling idevices in DFU mode
  *
+ * Copyright (c) 2012-2019 Nikias Bassen. All Rights Reserved.
  * Copyright (c) 2010-2013 Martin Szulecki. All Rights Reserved.
- * Copyright (c) 2012-2015 Nikias Bassen. All Rights Reserved.
  * Copyright (c) 2010 Joshua Hill. All Rights Reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ -90,6 +90,11 @@ int dfu_check_mode(struct idevicerestore_client_t* client, int* mode) {
 	irecv_client_t dfu = NULL;
 	int probe_mode = -1;
 
+	if (client->udid && client->ecid == 0) {
+		/* if we have a UDID but no ECID we can't make sure this is the correct device */
+		return -1;
+	}
+
 	irecv_init();
 	if (irecv_open_with_ecid(&dfu, client->ecid) != IRECV_E_SUCCESS) {
 		return -1;
diff --git a/src/recovery.c b/src/recovery.c
index b54a8b2..436261f 100644
--- a/src/recovery.c
+++ b/src/recovery.c
@@ -2,8 +2,8 @@
  * recovery.c
  * Functions for handling idevices in recovery mode
  *
+ * Copyright (c) 2012-2019 Nikias Bassen. All Rights Reserved.
  * Copyright (c) 2010-2012 Martin Szulecki. All Rights Reserved.
- * Copyright (c) 2012 Nikias Bassen. All Rights Reserved.
  * Copyright (c) 2010 Joshua Hill. All Rights Reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ -103,6 +103,11 @@ int recovery_check_mode(struct idevicerestore_client_t* client) {
 	irecv_error_t recovery_error = IRECV_E_SUCCESS;
 	int mode = 0;
 
+	if (client->udid && client->ecid == 0) {
+		/* if we have a UDID but no ECID we can't make sure this is the correct device */
+		return -1;
+	}
+
 	irecv_init();
 	recovery_error=irecv_open_with_ecid(&recovery, client->ecid);
 
-- 
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