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Date:      Tue, 29 Oct 2013 00:53:17 +0000 (UTC)
From:      Nathan Whitehorn <nwhitehorn@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r257295 - head/sys/dev/adb
Message-ID:  <201310290053.r9T0rH0c015284@svn.freebsd.org>

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Author: nwhitehorn
Date: Tue Oct 29 00:53:17 2013
New Revision: 257295
URL: http://svnweb.freebsd.org/changeset/base/257295

Log:
  Return NOKEY instead of 0 if there are no more key presses queued. This
  worked by accident if and only if akbd was part of a kbdmux (which it
  always was in practice).
  
  MFC after:	1 week

Modified:
  head/sys/dev/adb/adb_kbd.c

Modified: head/sys/dev/adb/adb_kbd.c
==============================================================================
--- head/sys/dev/adb/adb_kbd.c	Tue Oct 29 00:52:02 2013	(r257294)
+++ head/sys/dev/adb/adb_kbd.c	Tue Oct 29 00:53:17 2013	(r257295)
@@ -621,7 +621,7 @@ akbd_read_char(keyboard_t *kbd, int wait
 
 	if (!sc->buffers) {
 		mtx_unlock(&sc->sc_mutex);
-		return (0);
+		return (NOKEY);
 	}
 
 	adb_code = sc->buffer[0];



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