driver/serial: fix error echo about VT100 escape sequence

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
2023-08-29 17:17:07 +08:00 · 2023-08-29 17:17:07 +08:00 · ec4f6ecce2
parent 1956385a7d
commit ec4f6ecce2
1 changed files with 2 additions and 2 deletions
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@ -885,11 +885,11 @@ static ssize_t uart_read(FAR struct file *filep,

                  dev->escape = 0;
                }
-              else  if (dev->escape > 0)
+              else if (dev->escape > 0)
                {
                  /* Skipping character count down */

-                  if (--dev->escape > 0)
+                  if (dev->escape-- > 0)
                    {
                      continue;
                    }