Peel the ref before asking for its peeled object id

We must make sure that the ref is actually peeled; otherwise we only get
the peeled object id if someone else has done the peeling already.

Change-Id: Iea007d9d20261cf2c31db0d8124d97f9362e33f0
Signed-off-by: Carsten Pfeiffer <carsten.pfeiffer@gebit.de>

1 files changed, 4 insertions, 3 deletions

diff --git a/org.eclipse.egit.core/src/org/eclipse/egit/core/internal/storage/CommitFileRevision.java b/org.eclipse.egit.core/src/org/eclipse/egit/core/internal/storage/CommitFileRevision.java
index 88d0e2fb93..d177f259b9 100644
--- a/org.eclipse.egit.core/src/org/eclipse/egit/core/internal/storage/CommitFileRevision.java
+++ b/org.eclipse.egit.core/src/org/eclipse/egit/core/internal/storage/CommitFileRevision.java
@@ -95,10 +95,11 @@ class CommitFileRevision extends GitFileRevision {
 	public ITag[] getTags() {
 		final Collection<GitTag> ret = new ArrayList<GitTag>();
 		for (final Map.Entry<String, Ref> tag : db.getTags().entrySet()) {
-			final ObjectId ref = tag.getValue().getPeeledObjectId();
-			if (ref == null)
+			Ref ref = db.peel(tag.getValue());
+			final ObjectId refId = ref.getPeeledObjectId();
+			if (refId == null)
 				continue;
-			if (!AnyObjectId.equals(ref, commit))
+			if (!AnyObjectId.equals(refId, commit))
 				continue;
 			ret.add(new GitTag(tag.getKey()));
 		}