From cfafc6fd962bfb7fd9fa10dc3891648e818d196d Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Thu, 5 Aug 1999 00:21:21 +0000
Subject: Update.

	* rt/aio_fsync.c: Test OP parameter for correct values.
---
 ChangeLog      | 2 ++
 rt/aio_fsync.c | 7 +++++++
 2 files changed, 9 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index ba82759f18..8b1c59004a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,8 @@
 
 	* rt/aio_misc.c: Set errno at correct place.
 
+	* rt/aio_fsync.c: Test OP parameter for correct values.
+
 1999-08-04  Andreas Schwab  <schwab@suse.de>
 
 	* sysdeps/unix/sysv/linux/alpha/getsysstats.c (GET_NPROCS_PARSER):
diff --git a/rt/aio_fsync.c b/rt/aio_fsync.c
index 72d4837b38..298b4ec87d 100644
--- a/rt/aio_fsync.c
+++ b/rt/aio_fsync.c
@@ -28,6 +28,7 @@
 #include <aio.h>
 /* And undo the hack.  */
 #undef aio_fsync64
+#include <errno.h>
 
 #include "aio_misc.h"
 
@@ -35,6 +36,12 @@
 int
 aio_fsync (int op, struct aiocb *aiocbp)
 {
+  if (op != O_DSYNC && op != O_SYNC)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
   return (__aio_enqueue_request ((aiocb_union *) aiocbp,
 				 op == O_SYNC ? LIO_SYNC : LIO_DSYNC) == NULL
 	  ? -1 : 0);
-- 
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