[master] 1cc0fa997 Make sure the "screen" is blank when we start.

[Poul-Henning Kamp]

commit 1cc0fa99780c615d5ae857b14c1090aa0a21994a
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Mon Oct 29 08:49:02 2018 +0000

    Make sure the "screen" is blank when we start.

diff --git a/bin/varnishtest/vtc_process.c b/bin/varnishtest/vtc_process.c
index 10d545b38..dd6880e37 100644
--- a/bin/varnishtest/vtc_process.c
+++ b/bin/varnishtest/vtc_process.c
@@ -227,7 +227,7 @@ term_resize(struct process *pp, int lin, int col)
 	vram = calloc(lin, sizeof *pp->vram);
 	AN(vram);
 	for (i = 0; i < lin; i++) {
-		vram[i] = malloc(col + 1L);
+		vram[i] = calloc(col + 1L, 1);
 		AN(vram[i]);
 		memset(vram[i], ' ', col);
 		vram[i][col] = '\0';