diff --git a/configs/compal_e99/src/ssd1783.c b/configs/compal_e99/src/ssd1783.c
index 70155ce243..ac7f8b13cb 100644
--- a/configs/compal_e99/src/ssd1783.c
+++ b/configs/compal_e99/src/ssd1783.c
@@ -203,7 +203,7 @@ static void fb_ssd1783_send_cmdlist(const struct ssd1783_cmdlist *p)
 {
   int i=0;
 
-  while(p->is_cmd != END)
+  while (p->is_cmd != END)
     {
       uint16_t sendcmd = p->data;
       if (p->is_cmd == DATA)
diff --git a/configs/skp16c26/src/up_lcd.c b/configs/skp16c26/src/up_lcd.c
index 11b176ee42..440be0d591 100644
--- a/configs/skp16c26/src/up_lcd.c
+++ b/configs/skp16c26/src/up_lcd.c
@@ -93,7 +93,7 @@ static uint8_t g_line[LCD_NCHARS];    /* The content of lines 2 */
 static void up_lcddelay(uint16_t count)
 {
   uint32_t counter = (uint16_t)count << 8;
-  while(counter--)
+  while (counter--)
     {
       asm("\tnop\n\tnop\n\tnop\n" : :); /* 3 NOPs */
     }
diff --git a/configs/us7032evb1/shterm/shterm.c b/configs/us7032evb1/shterm/shterm.c
index 9eaa88c341..38840bab68 100644
--- a/configs/us7032evb1/shterm/shterm.c
+++ b/configs/us7032evb1/shterm/shterm.c
@@ -357,11 +357,11 @@ static void getfilename(int fd, char *name)
     {
       ret = readbyte(fd, &ch);
     }
-  while(ch == ' ' && ret == 1);
+  while (ch == ' ' && ret == 1);
 
   /* Concatenate the filename */
 
-  while(ret == 1 && ch > ' ')
+  while (ret == 1 && ch > ' ')
     {
       *name++ = ch;
        ret = readbyte(fd, &ch);
@@ -484,7 +484,7 @@ int main(int argc, char **argv, char **envp)
   int  oflags;
   int  ret;
 
-  while((opt = getopt(argc, argv, ":dt:b:hl:")) != -1)
+  while ((opt = getopt(argc, argv, ":dt:b:hl:")) != -1)
     {
       switch(opt)
         {
diff --git a/configs/vsn/src/sif.c b/configs/vsn/src/sif.c
index 6fa0be5a20..971c5ca867 100644
--- a/configs/vsn/src/sif.c
+++ b/configs/vsn/src/sif.c
@@ -204,9 +204,10 @@ struct vsn_sif_s vsn_sif;
 
 void sif_sem_wait(void)
 {
-    while( sem_wait( &vsn_sif.exclusive_access ) != 0 ) {
+    while (sem_wait( &vsn_sif.exclusive_access ) != 0)
+      {
         ASSERT(errno == EINTR);
-    }
+      }
 }
 
 
@@ -688,7 +689,7 @@ int sif_main(int argc, char *argv[])
                 
                 cc1101_setchannel(cc, 0);   /* AV Test Hex, receive on that channel */
                 cc1101_receive(cc);          /* Enter RX mode */
-                while(1) 
+                while (1) 
                 {
                     fflush(stdout);
                     sta = cc1101_read(cc, buf, 64);
diff --git a/configs/vsn/src/spi.c b/configs/vsn/src/spi.c
index c0363063f9..1738579483 100644
--- a/configs/vsn/src/spi.c
+++ b/configs/vsn/src/spi.c
@@ -157,9 +157,11 @@ void stm32_spi2select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool sele
         stm32_gpiowrite(GPIO_CC1101_CS, !selected);
 
         /* Wait for MISO to go low, indicates that Quart has stabilized */
-        if (selected) {
-            while( stm32_gpioread(GPIO_SPI2_MISO) ) up_waste();
-        }
+
+        if (selected)
+          {
+            while (stm32_gpioread(GPIO_SPI2_MISO) ) up_waste();
+          }
         
     }
 }