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-rw-r--r--apps/examples/adc/adc_main.c4
-rw-r--r--apps/examples/pwm/pwm_main.c2
-rw-r--r--apps/examples/touchscreen/tc_main.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/apps/examples/adc/adc_main.c b/apps/examples/adc/adc_main.c
index 16f180696..c64281385 100644
--- a/apps/examples/adc/adc_main.c
+++ b/apps/examples/adc/adc_main.c
@@ -252,9 +252,9 @@ int adc_main(int argc, char *argv[])
printf("adc_main: Initializing external ADC device\n");
ret = boardctl(BOARDIOC_ADCTEST_SETUP, 0);
- if (ret != OK)
+ if (ret < 0)
{
- printf("adc_main: boardctl failed: %d\n", ret);
+ printf("adc_main: boardctl failed: %d\n", errno);
errval = 1;
goto errout;
}
diff --git a/apps/examples/pwm/pwm_main.c b/apps/examples/pwm/pwm_main.c
index 844551550..84c78c329 100644
--- a/apps/examples/pwm/pwm_main.c
+++ b/apps/examples/pwm/pwm_main.c
@@ -317,7 +317,7 @@ int pwm_main(int argc, char *argv[])
ret = boardctl(BOARDIOC_PWMTEST_SETUP, 0);
if (ret != OK)
{
- printf("pwm_main: boardctl failed: %d\n", ret);
+ printf("pwm_main: boardctl failed: %d\n", errno);
goto errout;
}
diff --git a/apps/examples/touchscreen/tc_main.c b/apps/examples/touchscreen/tc_main.c
index 8e35630d2..74d08e790 100644
--- a/apps/examples/touchscreen/tc_main.c
+++ b/apps/examples/touchscreen/tc_main.c
@@ -1,7 +1,7 @@
/****************************************************************************
* examples/touchscreen/tc_main.c
*
- * Copyright (C) 2011, 2014 Gregory Nutt. All rights reserved.
+ * Copyright (C) 2011, 2014-2025 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -134,7 +134,7 @@ int tc_main(int argc, char *argv[])
ret = boardctl(BOARDIOC_TSCTEST_SETUP, CONFIG_EXAMPLES_TOUCHSCREEN_MINOR);
if (ret != OK)
{
- printf("tc_main: board_tsc_setup failed: %d\n", ret);
+ printf("tc_main: board_tsc_setup failed: %d\n", errno);
errval = 1;
goto errout;
}