[FIXED JENKINS-13669] NPE when possiblyCachedRepo == null.

jenkinsci · Mar 14, 2013 · 8f3d32c · 8f3d32c
1 parent 25d1837
commit 8f3d32c
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/main/java/hudson/plugins/mercurial/MercurialSCM.java b/src/main/java/hudson/plugins/mercurial/MercurialSCM.java
@@ -239,8 +239,10 @@ protected PollingResult compareRemoteRevisionWith(AbstractProject<?, ?> project,
         if (!requiresWorkspaceForPolling()) {
             launcher = Hudson.getInstance().createLauncher(listener);
             PossiblyCachedRepo possiblyCachedRepo = cachedSource(Hudson.getInstance(), launcher, listener, true);
-            FilePath repositoryCache = new FilePath(new File(possiblyCachedRepo.getRepoLocation()));
-            return compare(launcher, listener, baseline, output, Hudson.getInstance(), repositoryCache);
+            if (possiblyCachedRepo != null) {
+                FilePath repositoryCache = new FilePath(new File(possiblyCachedRepo.getRepoLocation()));
+                return compare(launcher, listener, baseline, output, Hudson.getInstance(), repositoryCache);
+            }
         }
         // XXX do canUpdate check similar to in checkout, and possibly return INCOMPARABLE