diff --git a/drivers/syslog/ramlog.c b/drivers/syslog/ramlog.c
index 299ca4f9e9..b74c95f51c 100644
--- a/drivers/syslog/ramlog.c
+++ b/drivers/syslog/ramlog.c
@@ -91,7 +91,7 @@ struct ramlog_dev_s
    */
 
 #ifndef CONFIG_DISABLE_POLL
-  struct pollfd *rl_fds[CONFIG_RAMLOG_NPOLLWAITERS];
+  FAR struct pollfd *rl_fds[CONFIG_RAMLOG_NPOLLWAITERS];
 #endif
 };
 
@@ -172,7 +172,7 @@ static struct ramlog_dev_s g_sysdev =
 
 #ifndef CONFIG_DISABLE_POLL
 static void ramlog_pollnotify(FAR struct ramlog_dev_s *priv,
-            pollevent_t eventset)
+                              pollevent_t eventset)
 {
   FAR struct pollfd *fds;
   irqstate_t flags;
@@ -244,8 +244,8 @@ static int ramlog_addchar(FAR struct ramlog_dev_s *priv, char ch)
 
 static ssize_t ramlog_read(FAR struct file *filep, FAR char *buffer, size_t len)
 {
-  struct inode *inode  = filep->f_inode;
-  struct ramlog_dev_s *priv;
+  FAR struct inode *inode = filep->f_inode;
+  FAR struct ramlog_dev_s *priv;
   ssize_t nread;
   char ch;
   int ret;
@@ -253,7 +253,7 @@ static ssize_t ramlog_read(FAR struct file *filep, FAR char *buffer, size_t len)
   /* Some sanity checking */
 
   DEBUGASSERT(inode && inode->i_private);
-  priv = inode->i_private;
+  priv = (FAR struct ramlog_dev_s *)inode->i_private;
 
   /* If the circular buffer is empty, then wait for something to be written
    * to it.  This function may NOT be called from an interrupt handler.
@@ -417,8 +417,8 @@ errout_without_sem:
 
 static ssize_t ramlog_write(FAR struct file *filep, FAR const char *buffer, size_t len)
 {
-  struct inode *inode = filep->f_inode;
-  struct ramlog_dev_s *priv;
+  FAR struct inode *inode = filep->f_inode;
+  FAR struct ramlog_dev_s *priv;
   ssize_t nwritten;
   char ch;
   int ret;
@@ -426,7 +426,7 @@ static ssize_t ramlog_write(FAR struct file *filep, FAR const char *buffer, size
   /* Some sanity checking */
 
   DEBUGASSERT(inode && inode->i_private);
-  priv = inode->i_private;
+  priv = (FAR struct ramlog_dev_s *)inode->i_private;
 
   /* Loop until all of the bytes have been written.  This function may be
    * called from an interrupt handler!  Semaphores cannot be used!
@@ -536,7 +536,7 @@ int ramlog_poll(FAR struct file *filep, FAR struct pollfd *fds, bool setup)
   /* Some sanity checking */
 
   DEBUGASSERT(inode && inode->i_private);
-  priv = inode->i_private;
+  priv = (FAR struct ramlog_dev_s *)inode->i_private;
 
   /* Get exclusive access to the poll structures */
 
@@ -657,7 +657,7 @@ int ramlog_register(FAR const char *devpath, FAR char *buffer, size_t buflen)
   /* Allocate a RAM logging device structure */
 
   priv = (struct ramlog_dev_s *)kmm_zalloc(sizeof(struct ramlog_dev_s));
-  if (priv)
+  if (priv != NULL)
     {
       /* Initialize the non-zero values in the RAM logging device structure */