From 7f56394a3cf23339c3da7586ee6da72e4f53aea7 Mon Sep 17 00:00:00 2001
From: Toomas Soome <tsoome@FreeBSD.org>
Date: Thu, 14 Jun 2018 09:10:34 +0000
Subject: [PATCH] libsa: remobe unneeded check before free()

free() is checking for NULL, remove duplicate check.
---
 stand/libsa/close.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/stand/libsa/close.c b/stand/libsa/close.c
index 3ea6ef16265a..d8f62fef6198 100644
--- a/stand/libsa/close.c
+++ b/stand/libsa/close.c
@@ -75,10 +75,9 @@ close(int fd)
 		errno = EBADF;
 		return (-1);
 	}
-	if (f->f_rabuf != NULL) {
-		free(f->f_rabuf);
-		f->f_rabuf = NULL;
-	}
+	free(f->f_rabuf);
+	f->f_rabuf = NULL;
+
 	if (!(f->f_flags & F_RAW) && f->f_ops)
 		err1 = (f->f_ops->fo_close)(f);
 	if (!(f->f_flags & F_NODEV) && f->f_dev)