git: 0b01878fd00b - main - libpfctl: allow pfctl_free_status(NULL)

The branch main has been updated by kp:

URL: https://cgit.FreeBSD.org/src/commit/?id=0b01878fd00b128ce3dead119b37781048744d39

commit 0b01878fd00b128ce3dead119b37781048744d39
Author:     Kristof Provost <kp@FreeBSD.org>
AuthorDate: 2023-08-29 15:02:34 +0000
Commit:     Kristof Provost <kp@FreeBSD.org>
CommitDate: 2023-08-31 08:56:31 +0000

    libpfctl: allow pfctl_free_status(NULL)
    
    Mimic free() and friends, and allow free()ing of NULL.
    
    MFC after:      1 week
    Sponsored by:   Rubicon Communications, LLC ("Netgate")
    Differential Revision:  https://reviews.freebsd.org/D41648
---
 lib/libpfctl/libpfctl.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/libpfctl/libpfctl.c b/lib/libpfctl/libpfctl.c
index f98b43f62cda..7d79d0abb970 100644
--- a/lib/libpfctl/libpfctl.c
+++ b/lib/libpfctl/libpfctl.c
@@ -257,6 +257,9 @@ pfctl_free_status(struct pfctl_status *status)
 {
 	struct pfctl_status_counter *c, *tmp;
 
+	if (status == NULL)
+		return;
+
 	TAILQ_FOREACH_SAFE(c, &status->counters, entry, tmp) {
 		free(c->name);
 		free(c);