From 4b2a17e4e309935e680c6ee3200e457b9b975eca Mon Sep 17 00:00:00 2001
From: Andrew Steurer <94206073+asteurer@users.noreply.github.com>
Date: Fri, 15 May 2026 14:24:01 -0500
Subject: [PATCH] fix: add defer pinner.Unpin()

Signed-off-by: Andrew Steurer <94206073+asteurer@users.noreply.github.com>
---
 crates/go/src/lib.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/crates/go/src/lib.rs b/crates/go/src/lib.rs
index bf754f81b..4caf53a04 100644
--- a/crates/go/src/lib.rs
+++ b/crates/go/src/lib.rs
@@ -1326,7 +1326,10 @@ func {camel}({go_params}) {go_results} {{
 
             (
                 if abi::guest_export_needs_post_return(resolve, func) {
-                    format!("{PINNER} := &runtime.Pinner{{}}")
+                    format!(
+                        "{PINNER} := &runtime.Pinner{{}}
+                    defer {PINNER}.Unpin()"
+                    )
                 } else {
                     String::new()
                 },