From b0f1e9b8f301149603b105e4083daef99a24c2af Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <c.oelckers@zdoom.fake>
Date: Sun, 28 Feb 2016 12:16:58 +0100
Subject: [PATCH] - fixed typo in portal blockmap code.

---
 src/portal.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/portal.cpp b/src/portal.cpp
index cd501513a7..addb929685 100644
--- a/src/portal.cpp
+++ b/src/portal.cpp
@@ -711,7 +711,7 @@ fixedvec2 P_GetOffsetPosition(AActor *actor, fixed_t dx, fixed_t dy)
 		if (dx < 128 * FRACUNIT && dy < 128 * FRACUNIT)
 		{
 			fixed_t blockx = GetSafeBlockX(actx - bmaporgx);
-			fixed_t blocky = GetSafeBlockX(acty - bmaporgy);
+			fixed_t blocky = GetSafeBlockY(acty - bmaporgy);
 			if (blockx < 0 || blocky < 0 || blockx >= bmapwidth || blocky >= bmapheight || !PortalBlockmap(blockx, blocky).neighborContainsLines) return dest;
 		}