From b48dc8306f2b729bef09f9cdf30d7897726b873e Mon Sep 17 00:00:00 2001
From: Vladislav Vaintroub <wlad@montyprogram.com>
Date: Sun, 26 Jun 2011 01:07:39 +0200
Subject: [PATCH] set errno to EBADF, if file descriptor < 0 in my_write()

---
 mysys/my_write.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mysys/my_write.c b/mysys/my_write.c
index 1d59c62a005..be493049d5c 100644
--- a/mysys/my_write.c
+++ b/mysys/my_write.c
@@ -38,8 +38,8 @@ size_t my_write(int Filedes, const uchar *Buffer, size_t Count, myf MyFlags)
 #ifdef _WIN32
     if(Filedes < 0)
     {
-      errno = EINVAL;
-      DBUG_RETURN(-1);
+      my_errno= errno= EBADF;
+      DBUG_RETURN((size_t)-1);
     }
     writtenbytes= my_win_write(Filedes, Buffer, Count);
 #else