From ce2c4e5ea72b28e8dedb43fd2396c160ea1d36fc Mon Sep 17 00:00:00 2001
From: Pavel Gurvich <pavel@daynix.com>
Date: Thu, 27 Feb 2014 14:15:42 +0200
Subject: [PATCH] UsbDk: Make list enumeration interruptible

Functor may return false to stop enumeration

Signed-off-by: Pavel Gurvich <pavel@daynix.com>
Signed-off-by: Dmitry Fleytman <dfleytma@redhat.com>
---
 UsbDk/UsbDkUtil.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/UsbDk/UsbDkUtil.h b/UsbDk/UsbDkUtil.h
index 21f511a..a76c9e4 100644
--- a/UsbDk/UsbDkUtil.h
+++ b/UsbDk/UsbDkUtil.h
@@ -128,7 +128,10 @@ public:
         CLockedContext<TAccessStrategy> LockedContext(*this);
         while (!IsListEmpty(&m_List))
         {
-            Functor(Pop_LockLess());
+            if (!Functor(Pop_LockLess()))
+            {
+                return;
+            }
         }
     }
 
@@ -160,7 +163,10 @@ private:
             if (Predicate(Object))
             {
                 Prepare(CurrEntry);
-                Functor(Object);
+                if (!Functor(Object))
+                {
+                    return;
+                }
             }
         }
     }