From d02f6db11021c8889bb22cd8ec60f0dc47eabb38 Mon Sep 17 00:00:00 2001
From: chrysn <chrysn@fsfe.org>
Date: Sun, 3 Aug 2025 10:11:39 +0200
Subject: [PATCH] io: Require core::error::Error for the Error trait

---
 embedded-io/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embedded-io/src/lib.rs b/embedded-io/src/lib.rs
index 1412f7e..5f4e48e 100644
--- a/embedded-io/src/lib.rs
+++ b/embedded-io/src/lib.rs
@@ -176,7 +176,7 @@ impl From<std::io::ErrorKind> for ErrorKind {
 ///
 /// This trait allows generic code to do limited inspecting of errors,
 /// to react differently to different kinds.
-pub trait Error: fmt::Debug {
+pub trait Error: fmt::Debug + core::error::Error {
     /// Get the kind of this error.
     fn kind(&self) -> ErrorKind;
 }