From f3ffa19039b4f9faeea5cd7477863959b7af886c Mon Sep 17 00:00:00 2001
From: David Fort <contact@hardening-consulting.com>
Date: Fri, 10 Jan 2020 17:11:50 +0100
Subject: [PATCH] winpr: don't close file descriptor if we set it again to the
 same file

---
 winpr/libwinpr/synch/event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winpr/libwinpr/synch/event.c b/winpr/libwinpr/synch/event.c
index ca00349b7..96164ff54 100644
--- a/winpr/libwinpr/synch/event.c
+++ b/winpr/libwinpr/synch/event.c
@@ -416,7 +416,7 @@ int SetEventFileDescriptor(HANDLE hEvent, int FileDescriptor, ULONG mode)
 
 	event = (WINPR_EVENT*)Object;
 
-	if (!event->bAttached && event->pipe_fd[0] >= 0)
+	if (!event->bAttached && event->pipe_fd[0] >= 0 && event->pipe_fd[0] != FileDescriptor)
 		close(event->pipe_fd[0]);
 
 	event->bAttached = TRUE;