From becbf4327fe8482d9d16befb598ba35a38e8bc15 Mon Sep 17 00:00:00 2001
From: CarlWachter <carlwachter@web.de>
Date: Thu, 27 Mar 2025 13:31:06 +0100
Subject: [PATCH] Fixed compile warnings

---
 include/sta/bus/spi/spi.hpp   | 1 +
 src/bus/spi/device.cpp        | 2 +-
 src/devices/stm32/bus/spi.cpp | 2 ++
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/sta/bus/spi/spi.hpp b/include/sta/bus/spi/spi.hpp
index 4321d02..846b348 100644
--- a/include/sta/bus/spi/spi.hpp
+++ b/include/sta/bus/spi/spi.hpp
@@ -31,6 +31,7 @@ namespace sta
          */
         SPI(const SPISettings & settings, Mutex * mutex = nullptr);
 
+        using Interface::transfer;
         /**
 		 * @brief Send and receive data simultaneously.
 		 *
diff --git a/src/bus/spi/device.cpp b/src/bus/spi/device.cpp
index f6bada0..2ba29ca 100644
--- a/src/bus/spi/device.cpp
+++ b/src/bus/spi/device.cpp
@@ -21,7 +21,7 @@ namespace sta
 		STA_ASSERT(txBuffer != nullptr);
 		STA_ASSERT(rxBuffer != nullptr);
 
-		intf_->transfer(txBuffer, rxBuffer, size, timeout);
+		return intf_->transfer(txBuffer, rxBuffer, size, timeout);
 	}
 
     const SPISettings & SPIDevice::settings() const
diff --git a/src/devices/stm32/bus/spi.cpp b/src/devices/stm32/bus/spi.cpp
index ba1b685..b7b0fd8 100644
--- a/src/devices/stm32/bus/spi.cpp
+++ b/src/devices/stm32/bus/spi.cpp
@@ -154,6 +154,8 @@ namespace sta
                 return HAL_SPI_Transmit(handle_, reinterpret_cast<uint8_t *>(&dummy), 1, timeout) == HAL_OK;
             }
         }
+
+        return false;
     }
 
     STM32SPIDevice::STM32SPIDevice(STM32SPI * intf, STM32GpioPin * csPin)