From f1383d98c2dbfc76a412f57de806d2d17d86da31 Mon Sep 17 00:00:00 2001
From: Tim Wojtulewicz <tim@corelight.com>
Date: Wed, 12 Jun 2019 14:29:11 -0700
Subject: [PATCH] Return an empty vector if the indices for slicing don't make
 sense

---
 src/Expr.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Expr.cc b/src/Expr.cc
index 3486ea1d6b..8d5bfcdc83 100644
--- a/src/Expr.cc
+++ b/src/Expr.cc
@@ -3112,7 +3112,7 @@ Val* IndexExpr::Fold(Val* v1, Val* v2) const
 		else
 			{
 			int len = vect->Size();
-			VectorVal* result = nullptr;
+			VectorVal* result = new VectorVal(vect->Type()->AsVectorType());
 
 			bro_int_t first = get_slice_index(lv->Index(0)->CoerceToInt(), len);
 			bro_int_t last = get_slice_index(lv->Index(1)->CoerceToInt(), len);
@@ -3120,7 +3120,6 @@ Val* IndexExpr::Fold(Val* v1, Val* v2) const
 
 			if ( sub_length >= 0 )
 				{
-				result = new VectorVal(vect->Type()->AsVectorType());
 				result->Resize(sub_length);
 
 				for ( int idx = first; idx < last; idx++ )