From 263b9916c2d3a81b9661f9843479903893d20629 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max.kellermann@gmail.com>
Date: Wed, 13 Nov 2024 10:43:22 +0100
Subject: [PATCH] unix/PidFile: pass std::span to FileDescriptor::Read()

---
 src/unix/PidFile.hxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/unix/PidFile.hxx b/src/unix/PidFile.hxx
index b50d42b6c..a2072643e 100644
--- a/src/unix/PidFile.hxx
+++ b/src/unix/PidFile.hxx
@@ -81,7 +81,7 @@ ReadPidFile(Path path) noexcept
 	pid_t pid = -1;
 
 	char buffer[32];
-	auto nbytes = fd.Read(buffer, sizeof(buffer) - 1);
+	auto nbytes = fd.Read(std::as_writable_bytes(std::span{buffer, sizeof(buffer) - 1}));
 	if (nbytes > 0) {
 		buffer[nbytes] = 0;