From 675aae24232750e5a41c0a10bb1195fa4bb63d42 Mon Sep 17 00:00:00 2001
From: Josh Bleecher Snyder <josh@tailscale.com>
Date: Fri, 15 Jan 2021 13:54:55 -0800
Subject: [PATCH] device: return errors from ipc scanner

The code as written will drop any read errors on the floor.
Fix that.

Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
---
 device/uapi.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/device/uapi.go b/device/uapi.go
index 370ad4e..dbb60b6 100644
--- a/device/uapi.go
+++ b/device/uapi.go
@@ -393,7 +393,7 @@ func (device *Device) IpcSetOperation(r io.Reader) error {
 		}
 	}
 
-	return nil
+	return scanner.Err()
 }
 
 func (device *Device) IpcGet() (string, error) {