From 53d5e44d894d292621a1ca63973a910b4c6f046f Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Wed, 28 Aug 2019 15:14:27 -0600
Subject: [PATCH] Cosmetic updates.

---
 include/nuttx/wdog.h        | 7 +++++--
 sched/timer/timer_release.c | 2 +-
 sched/wdog/wd_delete.c      | 2 +-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/include/nuttx/wdog.h b/include/nuttx/wdog.h
index e8e26dbaae..b736ef09c5 100644
--- a/include/nuttx/wdog.h
+++ b/include/nuttx/wdog.h
@@ -49,7 +49,8 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
-/* Configuration ********************************************************/
+
+/* Configuration ************************************************************/
 
 #ifndef CONFIG_PREALLOC_WDOGS
 #  define CONFIG_PREALLOC_WDOGS 32
@@ -69,7 +70,8 @@
 #  error CONFIG_WDOG_INTRESERVE >= CONFIG_PREALLOC_WDOGS
 #endif
 
-/* Watchdog Definitions *************************************************/
+/* Watchdog Definitions *****************************************************/
+
 /* Flag bits for the flags field of struct wdog_s */
 
 #define WDOGF_ACTIVE       (1 << 0) /* Bit 0: 1=Watchdog is actively timing */
@@ -102,6 +104,7 @@
 /****************************************************************************
  * Public Type Declarations
  ****************************************************************************/
+
 /* The arguments are passed as scalar wdparm_t values.  For systems where
  * the sizeof(pointer) < sizeof(uint32_t), the following union defines the
  * alignment of the pointer within the uint32_t.  For example, the SDCC
diff --git a/sched/timer/timer_release.c b/sched/timer/timer_release.c
index 5d2c8d7c14..b172a4ff7b 100644
--- a/sched/timer/timer_release.c
+++ b/sched/timer/timer_release.c
@@ -119,7 +119,7 @@ int timer_release(FAR struct posix_timer_s *timer)
 {
   /* Some sanity checks */
 
-  if (!timer)
+  if (timer == NULL)
     {
       return -EINVAL;
     }
diff --git a/sched/wdog/wd_delete.c b/sched/wdog/wd_delete.c
index 30a7f58a63..653e7a15ba 100644
--- a/sched/wdog/wd_delete.c
+++ b/sched/wdog/wd_delete.c
@@ -80,7 +80,7 @@ int wd_delete(WDOG_ID wdog)
 {
   irqstate_t flags;
 
-  DEBUGASSERT(wdog);
+  DEBUGASSERT(wdog != NULL);
 
   /* The following steps are atomic... the watchdog must not be active when
    * it is being deallocated.