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-rw-r--r--engines/access/room.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/engines/access/room.cpp b/engines/access/room.cpp
index e3a46159cf..513c1596ac 100644
--- a/engines/access/room.cpp
+++ b/engines/access/room.cpp
@@ -316,6 +316,9 @@ void Room::buildScreen() {
}
void Room::buildColumn(int playX, int screenX) {
+ if (playX < 0 || playX >= _playFieldWidth)
+ return;
+
const byte *pSrc = _playField + _vm->_screen->_scrollRow *
_playFieldWidth + playX;