From 55dff04cf4161ab498af25ce9759adc0ac012c03 Mon Sep 17 00:00:00 2001
From: John Baldwin <jhb@FreeBSD.org>
Date: Sat, 25 Jan 2025 10:54:38 -0500
Subject: [PATCH] libprocstat: Use calloc for procstat_getcompartments output
 buffer

This ensures the trailing bytes of the compartment name are always
zeroed in the output buffer.
---
 lib/libprocstat/libprocstat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libprocstat/libprocstat.c b/lib/libprocstat/libprocstat.c
index f132ea0ee766..b561beb2b52a 100644
--- a/lib/libprocstat/libprocstat.c
+++ b/lib/libprocstat/libprocstat.c
@@ -461,7 +461,7 @@ procstat_getcompartments(struct procstat *procstat, struct kinfo_proc *kp,
 	}
 
 	/* Unpack elements of the input buffer into the output buffer. */
-	outbuf = malloc(n * sizeof(*outbuf));
+	outbuf = calloc(n, sizeof(*outbuf));
 	if (outbuf == NULL)
 		goto out_free;
 	for (i = 0, cur = 0; i < n; ++i) {