From: Tobias Klauser <tklauser@distanz.ch>
Date: Wed, 7 Sep 2022 11:35:24 +0000 (+0200)
Subject: runtime/race: also unmap memory if TestNonGoMemory fails
X-Git-Tag: go1.20rc1~1086
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=600db8a514600df0d3a11edc220ed7e2f51ca158;p=gostls13.git

runtime/race: also unmap memory if TestNonGoMemory fails

Change-Id: I7ea150e4896fc9b2e3a6dbdd9a1c2b651e74b844
Reviewed-on: https://go-review.googlesource.com/c/go/+/428778
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
---

diff --git a/src/runtime/race/race_unix_test.go b/src/runtime/race/race_unix_test.go
index 6cc0730589..3cf53b0187 100644
--- a/src/runtime/race/race_unix_test.go
+++ b/src/runtime/race/race_unix_test.go
@@ -19,11 +19,11 @@ func TestNonGoMemory(t *testing.T) {
 	if err != nil {
 		t.Fatalf("failed to mmap memory: %v", err)
 	}
+	defer syscall.Munmap(data)
 	p := (*uint32)(unsafe.Pointer(&data[0]))
 	atomic.AddUint32(p, 1)
 	(*p)++
 	if *p != 2 {
 		t.Fatalf("data[0] = %v, expect 2", *p)
 	}
-	syscall.Munmap(data)
 }