From c70bf8329fe13cd04d997a790e0bbbd6e54096ca Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Wed, 4 Apr 2018 10:46:14 +0200
Subject: [PATCH] Fixed XPixmap checks.

---
 client/X11/xf_graphics.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/client/X11/xf_graphics.c b/client/X11/xf_graphics.c
index 252d639e3..58453af61 100644
--- a/client/X11/xf_graphics.c
+++ b/client/X11/xf_graphics.c
@@ -170,10 +170,10 @@ static void xf_Bitmap_Free(rdpContext* context, rdpBitmap* bitmap)
 
 	xf_lock_x11(xfc, FALSE);
 
-	if (xbitmap->pixmap != NULL)
+	if (xbitmap->pixmap != 0)
 	{
 		XFreePixmap(xfc->display, xbitmap->pixmap);
-		xbitmap->pixmap = NULL;
+		xbitmap->pixmap = 0;
 	}
 
 	if (xbitmap->image)