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-rw-r--r--usr.bin/tmux/grid.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/usr.bin/tmux/grid.c b/usr.bin/tmux/grid.c
index e2d1cd500a2..373a1241226 100644
--- a/usr.bin/tmux/grid.c
+++ b/usr.bin/tmux/grid.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: grid.c,v 1.43 2015/05/08 15:56:49 nicm Exp $ */
+/* $OpenBSD: grid.c,v 1.44 2015/08/24 22:49:13 nicm Exp $ */
/*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -652,7 +652,8 @@ grid_duplicate_lines(struct grid *dst, u_int dy, struct grid *src, u_int sy,
srcl->cellsize, sizeof *dstl->celldata);
memcpy(dstl->celldata, srcl->celldata,
srcl->cellsize * sizeof *dstl->celldata);
- }
+ } else
+ dstl->celldata = NULL;
sy++;
dy++;