From d60c2d7943081e464be51ccf25977328980c10e0 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Thu, 23 Feb 2017 09:12:36 +0100
Subject: termios: Simplify rtems_termios_read_tty()

Remove dead code.

Update #2914.
---
 cpukit/libcsupport/src/termios.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/cpukit/libcsupport/src/termios.c b/cpukit/libcsupport/src/termios.c
index 5067f6c465..f13e867f7d 100644
--- a/cpukit/libcsupport/src/termios.c
+++ b/cpukit/libcsupport/src/termios.c
@@ -1369,7 +1369,7 @@ siproc (unsigned char c, struct rtems_termios_tty *tty)
 /*
  * Fill the input buffer by polling the device
  */
-static rtems_status_code
+static void
 fillBufferPoll (struct rtems_termios_tty *tty)
 {
   int n;
@@ -1416,13 +1416,12 @@ fillBufferPoll (struct rtems_termios_tty *tty)
       }
     }
   }
-  return RTEMS_SUCCESSFUL;
 }
 
 /*
  * Fill the input buffer from the raw input queue
  */
-static rtems_status_code
+static void
 fillBufferQueue (struct rtems_termios_tty *tty)
 {
   rtems_interval timeout = tty->rawInBufSemaphoreFirstTimeout;
@@ -1484,7 +1483,6 @@ fillBufferQueue (struct rtems_termios_tty *tty)
         break;
     }
   }
-  return RTEMS_SUCCESSFUL;
 }
 
 static uint32_t
@@ -1496,17 +1494,12 @@ rtems_termios_read_tty (struct rtems_termios_tty *tty, char *buffer,
   count = initial_count;
 
   if (tty->cindex == tty->ccount) {
-    rtems_status_code sc;
-
     tty->cindex = tty->ccount = 0;
     tty->read_start_column = tty->column;
     if (tty->handler.poll_read != NULL && tty->handler.mode == TERMIOS_POLLED)
-      sc = fillBufferPoll (tty);
+      fillBufferPoll (tty);
     else
-      sc = fillBufferQueue (tty);
-
-    if (sc != RTEMS_SUCCESSFUL)
-      tty->cindex = tty->ccount = 0;
+      fillBufferQueue (tty);
   }
   while (count && (tty->cindex < tty->ccount)) {
     *buffer++ = tty->cbuf[tty->cindex++];
-- 
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