FELIX-6206 : NPE in ComponentRegistry.getComponentHolders(). Applied patch by Robert Varga

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1870827 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/scr/changelog.txt b/scr/changelog.txt
index 8f1188e..e3dec1f 100644
--- a/scr/changelog.txt
+++ b/scr/changelog.txt
@@ -2,6 +2,7 @@
 -----------------
 ** Bug
     * [FELIX-6096] - SCR fails if the Java Runtime Environment does not support permissions
+    * [FELIX-6206] - NPE in ComponentRegistry.getComponentHolders()
 ** Improvement
     * [FELIX-6107] - Loggging Passwords when invoking activate Method
 
diff --git a/scr/src/main/java/org/apache/felix/scr/impl/ComponentRegistry.java b/scr/src/main/java/org/apache/felix/scr/impl/ComponentRegistry.java
index 32f617d..a953a7c 100644
--- a/scr/src/main/java/org/apache/felix/scr/impl/ComponentRegistry.java
+++ b/scr/src/main/java/org/apache/felix/scr/impl/ComponentRegistry.java
@@ -346,7 +346,14 @@
     	List<ComponentHolder<?>> all = new ArrayList<>();
         synchronized ( m_componentHoldersByName )
         {
-        	all.addAll(m_componentHoldersByName.values());
+            for (ComponentHolder<?> holder: m_componentHoldersByName.values())
+            {
+                // Ignore name reservations
+                if (holder != null)
+                {
+                    all.add(holder);
+                }
+            }
         }
         return all;
     }