From 29315b9b42ec4af4e1c544120c02c8f400e50c35 Mon Sep 17 00:00:00 2001
From: Markus Krause <Krause.Markus@gmx.com>
Date: Sun, 26 Mar 2023 16:00:40 +0200
Subject: [PATCH] fix pointer lifetime for SPIClass

---
 src/hm/hmRadio.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/hm/hmRadio.h b/src/hm/hmRadio.h
index 8cd0f6e3..c37ab7d0 100644
--- a/src/hm/hmRadio.h
+++ b/src/hm/hmRadio.h
@@ -103,14 +103,14 @@ class HmRadio {
 
             #ifdef ESP32
                 #if CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32S3
-                    SPIClass* mSpi = new SPIClass(FSPI);
+                    mSpi = new SPIClass(FSPI);
                 #else
-                    SPIClass* mSpi = new SPIClass(VSPI);
+                    mSpi = new SPIClass(VSPI);
                 #endif
                 mSpi->begin(sclk, miso, mosi, cs);
             #else
                 //the old ESP82xx cannot freely place their SPI pins
-                SPIClass* mSpi = new SPIClass();
+                mSpi = new SPIClass();
                 mSpi->begin();
             #endif
             mNrf24.begin(mSpi, ce, cs);
@@ -363,6 +363,7 @@ class HmRadio {
         uint8_t mTxChIdx;
         uint8_t mRxChIdx;
 
+        SPIClass* mSpi;
         RF24 mNrf24;
         uint8_t mTxBuf[MAX_RF_PAYLOAD_SIZE];
 };