From 7b3c38045b4c3cb7a4f1f451bdfab93f97dc5315 Mon Sep 17 00:00:00 2001
From: guoguangwu <guoguangwug@gmail.com>
Date: Tue, 9 Apr 2024 03:34:59 +0000
Subject: [PATCH] cmd/link: close cpu profile

Change-Id: Ieaf1c165307a98d58c40d4d970eecfd6d74b2411
GitHub-Last-Rev: bd7271097896a4003b08c28e8ea11c6ab74077d9
GitHub-Pull-Request: golang/go#66736
Reviewed-on: https://go-review.googlesource.com/c/go/+/577416
Auto-Submit: Than McIntosh <thanm@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
---
 src/cmd/link/internal/ld/main.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/cmd/link/internal/ld/main.go b/src/cmd/link/internal/ld/main.go
index 5a4d7f9451..c19dd2565b 100644
--- a/src/cmd/link/internal/ld/main.go
+++ b/src/cmd/link/internal/ld/main.go
@@ -499,7 +499,12 @@ func startProfile() {
 		if err := pprof.StartCPUProfile(f); err != nil {
 			log.Fatalf("%v", err)
 		}
-		AtExit(pprof.StopCPUProfile)
+		AtExit(func() {
+			pprof.StopCPUProfile()
+			if err = f.Close(); err != nil {
+				log.Fatalf("error closing cpu profile: %v", err)
+			}
+		})
 	}
 	if *memprofile != "" {
 		if *memprofilerate != 0 {
-- 
2.48.1