From ef2305644adc2f8f71b5cedc089c045a303ddf61 Mon Sep 17 00:00:00 2001
From: Marius van der Wijden <m.vanderwijden@live.de>
Date: Tue, 24 Aug 2021 12:22:56 +0200
Subject: [PATCH] p2p, p2p/enode: fix data races (#23434)

In p2p/dial.go, conn.flags was accessed without using sync/atomic.
This race is fixed by removing the access.

In p2p/enode/iter_test.go, a similar race is resolved by writing the field atomically.

Co-authored-by: Felix Lange <fjl@twurst.com>