From 366ff1f3e9e9593fc04f6cbc7c38b6bb0bd8bed2 Mon Sep 17 00:00:00 2001
From: Lucas De Marchi <lucas.demarchi@intel.com>
Date: Wed, 22 Mar 2017 15:10:26 -0700
Subject: [PATCH] ist8310: remove undef

Use PX4_ERROR instead.
---
 src/drivers/ist8310/ist8310.cpp | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/src/drivers/ist8310/ist8310.cpp b/src/drivers/ist8310/ist8310.cpp
index 03b191fdad..26822b2437 100644
--- a/src/drivers/ist8310/ist8310.cpp
+++ b/src/drivers/ist8310/ist8310.cpp
@@ -41,6 +41,7 @@
  */
 
 #include <px4_config.h>
+#include <px4_defines.h>
 
 #include <sys/types.h>
 #include <stdint.h>
@@ -178,12 +179,6 @@ enum IST8310_BUS {
 	IST8310_BUS_I2C_INTERNAL = 2,
 };
 
-/* oddly, ERROR is not defined for c++ */
-#ifdef ERROR
-# undef ERROR
-#endif
-static const int ERROR = -1;
-
 #ifndef CONFIG_SCHED_WORKQUEUE
 # error This requires CONFIG_SCHED_WORKQUEUE.
 #endif
@@ -458,7 +453,7 @@ IST8310::~IST8310()
 int
 IST8310::init()
 {
-	int ret = ERROR;
+	int ret = PX4_ERROR;
 
 	ret = I2C::init();
 
@@ -1143,7 +1138,7 @@ out:
 		if (check_scale()) {
 			/* failed */
 			PX4_WARN("FAILED: SCALE");
-			ret = ERROR;
+			ret = PX4_ERROR;
 		}
 
 	}
@@ -1271,12 +1266,6 @@ IST8310::print_info()
 namespace ist8310
 {
 
-/* oddly, ERROR is not defined for c++ */
-#ifdef ERROR
-# undef ERROR
-#endif
-const int ERROR = -1;
-
 /*
   list of supported bus configurations
  */