From 8236e840a76fc94ac6ae3f023f8d26f619567033 Mon Sep 17 00:00:00 2001
From: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Date: Mon, 9 May 2022 19:24:27 +1200
Subject: [PATCH] Fix spi transfer with miso pin defined on espidf (#3450)

---
 esphome/components/spi/spi.h | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/esphome/components/spi/spi.h b/esphome/components/spi/spi.h
index 6c3fd17e56..7f0b0f481a 100644
--- a/esphome/components/spi/spi.h
+++ b/esphome/components/spi/spi.h
@@ -156,15 +156,17 @@ class SPIComponent : public Component {
 
   template<SPIBitOrder BIT_ORDER, SPIClockPolarity CLOCK_POLARITY, SPIClockPhase CLOCK_PHASE>
   uint8_t transfer_byte(uint8_t data) {
-#ifdef USE_SPI_ARDUINO_BACKEND
     if (this->miso_ != nullptr) {
+#ifdef USE_SPI_ARDUINO_BACKEND
       if (this->hw_spi_ != nullptr) {
         return this->hw_spi_->transfer(data);
       } else {
-        return this->transfer_<BIT_ORDER, CLOCK_POLARITY, CLOCK_PHASE, true, true>(data);
-      }
-    }
 #endif  // USE_SPI_ARDUINO_BACKEND
+        return this->transfer_<BIT_ORDER, CLOCK_POLARITY, CLOCK_PHASE, true, true>(data);
+#ifdef USE_SPI_ARDUINO_BACKEND
+      }
+#endif  // USE_SPI_ARDUINO_BACKEND
+    }
     this->write_byte<BIT_ORDER, CLOCK_POLARITY, CLOCK_PHASE>(data);
     return 0;
   }