From 081a35ebec9b94c0fa6a1347806d84111e58210a Mon Sep 17 00:00:00 2001
From: Jorropo <jorropo.pgm@gmail.com>
Date: Thu, 5 May 2022 14:54:04 +0200
Subject: [PATCH] debug: fix missing C style error handling in
 xcoffExe.DataStart

I've made it return 0 following what the other DataStart implementation
do when they do not found the section.

Fixes #52718
---
 src/debug/buildinfo/buildinfo.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/debug/buildinfo/buildinfo.go b/src/debug/buildinfo/buildinfo.go
index 8de03ff1063..d1f48927519 100644
--- a/src/debug/buildinfo/buildinfo.go
+++ b/src/debug/buildinfo/buildinfo.go
@@ -393,5 +393,8 @@ func (x *xcoffExe) ReadData(addr, size uint64) ([]byte, error) {
 }
 
 func (x *xcoffExe) DataStart() uint64 {
-	return x.f.SectionByType(xcoff.STYP_DATA).VirtualAddress
+	if s := x.f.SectionByType(xcoff.STYP_DATA); s != nil {
+		return s.VirtualAddress
+	}
+	return 0
 }