From 1e0e302308cebdb00cb53ae6bd2e79dad2c3a3e5 Mon Sep 17 00:00:00 2001
From: Martin Zietz <zietz@irs.uni-stuttgart.de>
Date: Thu, 24 Jun 2021 14:16:46 +0200
Subject: [PATCH] callback gpio return code fix

---
 linux/gpio/LinuxLibgpioIF.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/linux/gpio/LinuxLibgpioIF.cpp b/linux/gpio/LinuxLibgpioIF.cpp
index 2a645fc..cfdac2b 100644
--- a/linux/gpio/LinuxLibgpioIF.cpp
+++ b/linux/gpio/LinuxLibgpioIF.cpp
@@ -155,6 +155,7 @@ ReturnValue_t LinuxLibgpioIF::pullHigh(gpioId_t gpioId) {
         }
         gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
                 1, gpioCallback->callbackArgs);
+        return RETURN_OK;
     }
     return GPIO_TYPE_FAILURE;
 }
@@ -176,6 +177,7 @@ ReturnValue_t LinuxLibgpioIF::pullLow(gpioId_t gpioId) {
         }
         gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
                 0, gpioCallback->callbackArgs);
+        return RETURN_OK;
     }
     return GPIO_TYPE_FAILURE;
 }