Index: subsystems/win32/win32k/dib/i386/dib32bpp_colorfill.s
===================================================================
--- subsystems/win32/win32k/dib/i386/dib32bpp_colorfill.s	(revision 54132)
+++ subsystems/win32/win32k/dib/i386/dib32bpp_colorfill.s	(working copy)
@@ -39,11 +39,11 @@
 
         mov     ebx, [edx+8]      /* ebx = prcl->right; */
         sub     ebx, [edx]        /* ebx = prcl->right - prcl->left; */
-        jbe     .end               /* if (ebx <= 0) goto end; */
+        jle     .end               /* if (ebx <= 0) goto end; */
 
         mov     edx, [edx+12]     /* edx = prcl->bottom; */
         sub     edx, edi          /* edx -= prcl->top; */
-        jbe     .end               /* if (eax <= 0) goto end; */
+        jle     .end               /* if (eax <= 0) goto end; */
 
         mov     eax, [ebp+16]     /* eax = iColor; */
         cld
Index: subsystems/win32/win32k/eng/bitblt.c
===================================================================
--- subsystems/win32/win32k/eng/bitblt.c	(revision 54132)
+++ subsystems/win32/win32k/eng/bitblt.c	(working copy)
@@ -349,16 +349,7 @@
     //DPRINT1("Rop4 : 0x%08x\n", Rop4);
 
     OutputRect = *DestRect;
-    if (OutputRect.right < OutputRect.left)
-    {
-        OutputRect.left = DestRect->right;
-        OutputRect.right = DestRect->left;
-    }
-    if (OutputRect.bottom < OutputRect.top)
-    {
-        OutputRect.left = DestRect->right;
-        OutputRect.right = DestRect->left;
-    }
+    RECTL_vMakeWellOrdered(&OutputRect);
 
     if (UsesSource)
     {