From 76e62bbc0e7c2dda6b7bef2b6c4617c60d1d499c Mon Sep 17 00:00:00 2001
From: Nadya Zabrodina <Nadya.Zabrodina@jetbrains.com>
Date: Fri, 25 Sep 2015 14:05:10 +0300
Subject: [PATCH]  EA-73614 - NPE: UnifiedDiffWriter.writeRevisionHeading while
 saving remaining patches

---
 .../intellij/openapi/diff/impl/patch/UnifiedDiffWriter.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/vcs-api/vcs-api-core/src/com/intellij/openapi/diff/impl/patch/UnifiedDiffWriter.java b/platform/vcs-api/vcs-api-core/src/com/intellij/openapi/diff/impl/patch/UnifiedDiffWriter.java
index 612a22dfd60e..56997f1ea61f 100644
--- a/platform/vcs-api/vcs-api-core/src/com/intellij/openapi/diff/impl/patch/UnifiedDiffWriter.java
+++ b/platform/vcs-api/vcs-api-core/src/com/intellij/openapi/diff/impl/patch/UnifiedDiffWriter.java
@@ -126,7 +126,9 @@ public class UnifiedDiffWriter {
     writer.write(prefix + " ");
     writer.write(revisionPath);
     writer.write("\t");
-    writer.write(revisionName);
+    if (!StringUtil.isEmptyOrSpaces(revisionName)) {
+      writer.write(revisionName);
+    }
     writer.write(lineSeparator);
   }