From 520c80f4b807ae6419e70fe2b524532465b509ac Mon Sep 17 00:00:00 2001
From: Eric Anholt <anholt@FreeBSD.org>
Date: Mon, 19 Jun 2006 14:40:27 -0700
Subject: [PATCH] Don't forget to step the rows when verifying the equivalence
 of fb/sys areas.

This is only used by fakexa, but we would have missed some errors without this
fix.
---
 exa/exa_migration.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/exa/exa_migration.c b/exa/exa_migration.c
index 57d651f80..06a4b9330 100644
--- a/exa/exa_migration.c
+++ b/exa/exa_migration.c
@@ -435,6 +435,8 @@ exaAssertNotDirty (PixmapPtr pPixmap)
 	if (memcmp(dst, src, data_row_bytes) != 0) {
 	     abort();
 	}
+	dst += dst_pitch;
+	src += src_pitch;
     }
     exaFinishAccess(&pPixmap->drawable, EXA_PREPARE_SRC);
 }