From 010256d7d6b7086f9d35b1481095f6e792b0cc21 Mon Sep 17 00:00:00 2001
From: Bryan Cantrill <bryan@joyent.com>
Date: Mon, 29 Aug 2011 17:18:45 -0700
Subject: [PATCH] OS-573 "svcs -o ctid" gives potentially corrupted output

---
 usr/src/cmd/svc/svcs/svcs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr/src/cmd/svc/svcs/svcs.c b/usr/src/cmd/svc/svcs/svcs.c
index bb449599123c..392f5aa96c05 100644
--- a/usr/src/cmd/svc/svcs/svcs.c
+++ b/usr/src/cmd/svc/svcs/svcs.c
@@ -1020,13 +1020,14 @@ reverse_bytes(char *buf, size_t len)
 
 /* CTID */
 #define	CTID_COLUMN_WIDTH		6
+#define	CTID_COLUMN_BUFSIZE		20	/* max ctid_t + space + \0 */
 
 static void
 sprint_ctid(char **buf, scf_walkinfo_t *wip)
 {
 	int r;
 	uint64_t c;
-	size_t newsize = (*buf ? strlen(*buf) : 0) + CTID_COLUMN_WIDTH + 2;
+	size_t newsize = (*buf ? strlen(*buf) : 0) + CTID_COLUMN_BUFSIZE;
 	char *newbuf = safe_malloc(newsize);
 	int restarter_spec;