Remove useless for(;;) loop

Change-Id: Ic9a7824cc178e92f44126acc8e77b0304b20ef4f
Signed-off-by: Thomas Wolf <thomas.wolf@paranor.ch>

org.eclipse.jgit/src/org/eclipse/jgit/revwalk/RewriteGenerator.java

@@ -93,27 +93,25 @@ class RewriteGenerator extends Generator {
 	@Override
 	RevCommit next() throws MissingObjectException,
 			IncorrectObjectTypeException, IOException {
-		for (;;) {
-			final RevCommit c = source.next();
-			if (c == null)
-				return null;
-
-			boolean rewrote = false;
-			final RevCommit[] pList = c.parents;
-			final int nParents = pList.length;
-			for (int i = 0; i < nParents; i++) {
-				final RevCommit oldp = pList[i];
-				final RevCommit newp = rewrite(oldp);
-				if (oldp != newp) {
-					pList[i] = newp;
-					rewrote = true;
-				}
+		final RevCommit c = source.next();
+		if (c == null) {
+			return null;
+		}
+		boolean rewrote = false;
+		final RevCommit[] pList = c.parents;
+		final int nParents = pList.length;
+		for (int i = 0; i < nParents; i++) {
+			final RevCommit oldp = pList[i];
+			final RevCommit newp = rewrite(oldp);
+			if (oldp != newp) {
+				pList[i] = newp;
+				rewrote = true;
 			}
-			if (rewrote)
-				c.parents = cleanup(pList);
-
-			return c;
 		}
+		if (rewrote) {
+			c.parents = cleanup(pList);
+		}
+		return c;
 	}
 
 	private RevCommit rewrite(RevCommit p) {