From 60441843233f80d74ae2337f2942a944abd3fcc9 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 12 Jan 2023 11:43:14 +1030
Subject: [PATCH] lightningd: don't call memcpy with NULL.

Thanks C committee!

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 lightningd/plugin_hook.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lightningd/plugin_hook.c b/lightningd/plugin_hook.c
index 4b90a57d7af7..c6a3ba69ceba 100644
--- a/lightningd/plugin_hook.c
+++ b/lightningd/plugin_hook.c
@@ -546,7 +546,8 @@ static struct plugin **plugin_hook_make_ordered(const tal_t *ctx,
 	}
 
 	/* Success!  Copy ordered hooks back. */
-	memcpy(hook->hooks, done, tal_bytelen(hook->hooks));
+	if (hook->hooks)
+		memcpy(hook->hooks, done, tal_bytelen(hook->hooks));
 	return NULL;
 }