From 4b525addb89d9e66b65e0a54ef7c15b677a74758 Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Tue, 14 Jan 2003 06:40:11 +0000
Subject: [PATCH] Only call free if it is necessary

---
 shell/ash.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/shell/ash.c b/shell/ash.c
index 01a02d375..828a88872 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -1830,7 +1830,8 @@ static void setpwd(const char *val, int setold)
 		getpwd();
 	else
 		curdir = simplify_path(val);
-	free(cated);
+	if (cated)
+		free(cated);
 	INTON;
 	setvar("PWD", curdir, VEXPORT);
 }
-- 
2.25.1