From 36e210718cc0242d3d1a043bd32b4618db592024 Mon Sep 17 00:00:00 2001
From: Nathan Froyd <froydnj@gmail.com>
Date: Tue, 29 Aug 2023 09:48:10 -0400
Subject: [PATCH] [ruby/yarp] simplify `context_pop`

https://github.com/ruby/yarp/commit/fe85b595b6
---
 yarp/yarp.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/yarp/yarp.c b/yarp/yarp.c
index ad433efc4b..8cd2c2007b 100644
--- a/yarp/yarp.c
+++ b/yarp/yarp.c
@@ -4902,14 +4902,9 @@ context_push(yp_parser_t *parser, yp_context_t context) {
 
 static void
 context_pop(yp_parser_t *parser) {
-    if (parser->current_context->prev == NULL) {
-        free(parser->current_context);
-        parser->current_context = NULL;
-    } else {
-        yp_context_node_t *prev = parser->current_context->prev;
-        free(parser->current_context);
-        parser->current_context = prev;
-    }
+    yp_context_node_t *prev = parser->current_context->prev;
+    free(parser->current_context);
+    parser->current_context = prev;
 }
 
 static bool