From e2a3bb22c8a0fc0f4d1b07dc1780709ec3cbfa5e Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 19 Oct 2023 16:27:16 +0200
Subject: [PATCH] iovec-util: make IOVEC_NULL const

compound initialized structs can be placed im immutable memory if const,
hence there's benefit in making this one const too
---
 src/basic/iovec-util.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/basic/iovec-util.h b/src/basic/iovec-util.h
index 670f57464a..d46455371b 100644
--- a/src/basic/iovec-util.h
+++ b/src/basic/iovec-util.h
@@ -32,7 +32,8 @@ static inline bool IOVEC_INCREMENT(struct iovec *i, size_t n, size_t k) {
         return true;
 }
 
-#define IOVEC_NULL (struct iovec) {}
+#define IOVEC_NULL (const struct iovec) {}
+
 #define IOVEC_MAKE(base, len) (struct iovec) { .iov_base = (base), .iov_len = (len) }
 #define IOVEC_MAKE_STRING(string)               \
         ({                                      \
-- 
2.25.1