From a3cb224206bf2686176d88aa6076fc047b659ca8 Mon Sep 17 00:00:00 2001
From: Nicu Hodos <nicu@hodos.ro>
Date: Sat, 21 Jan 2023 17:03:37 +0100
Subject: [PATCH] return const buffer

---
 src/SerialReader.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/SerialReader.h b/src/SerialReader.h
index d661c95..d50f5cd 100644
--- a/src/SerialReader.h
+++ b/src/SerialReader.h
@@ -7,9 +7,9 @@ class SerialReader {
 	char buffer[bufferLength];
 
 public:
-    char* getBuffer() {
-        return buffer;
-    }
+	const char* getBuffer() {
+		return buffer;
+	}
 
 	int readLine(HardwareSerial &serial) {
 		static size_t pos = 0;