1 files changed, 10 insertions, 6 deletions

diff --git a/expr.c b/expr.c
index 4059a32..3220509 100644
--- a/expr.c
+++ b/expr.c
@@ -229,21 +229,25 @@ expr_clone(struct expr_node *retp, const struct expr_node *node)
 					 node->u.call.own_rhs) < 0)
 			return -1;
 		retp->u.call.rhs = nrhs;
-		/* Fall through.  */
 
-	case EXPR_OP_UP:
-	case EXPR_OP_CALL1:
 		if (expr_alloc_and_clone(&nlhs, node->lhs, node->own_lhs) < 0) {
-			if (node->kind == EXPR_OP_CALL2
-			    && node->u.call.own_rhs) {
+			if (node->u.call.own_rhs) {
 				expr_destroy(nrhs);
 				free(nrhs);
-				return -1;
 			}
+			return -1;
 		}
 
 		retp->lhs = nlhs;
 		return 0;
+
+	case EXPR_OP_UP:
+	case EXPR_OP_CALL1:
+		if (expr_alloc_and_clone(&nlhs, node->lhs, node->own_lhs) < 0)
+			return -1;
+
+		retp->lhs = nlhs;
+		return 0;
 	}
 
 	assert(!"Invalid value of node kind");