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sched/wdog: wd_start() is an internal OS function and should not set the errno value. Reviewed and updated every call to wd_start() to verify if return value is used and if so if the errno value is accessed.

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This commit is contained in:
Gregory Nutt
2018-01-31 10:09:14 -06:00
parent a959d7fefa
commit da50646bcf
43 changed files with 94 additions and 72 deletions
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sched/timer/timer_settime.c
+11 -1
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@@ -1,7 +1,8 @@
/****************************************************************************
* sched/timer/timer_settime.c
*
* Copyright (C) 2007-2010, 2013-2016 Gregory Nutt. All rights reserved.
* Copyright (C) 2007-2010, 2013-2016, 2018 Gregory Nutt. All rights
* reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -390,6 +391,15 @@ int timer_settime(timer_t timerid, int flags,
timer->pt_last = delay;
ret = wd_start(timer->pt_wdog, delay, (wdentry_t)timer_timeout,
1, (uint32_t)((wdparm_t)timer));
if (ret < 0)
{
set_errno(-ret);
ret = ERROR;
}
else
{
ret = OK;
}
}
leave_critical_section(intflags);