From cd15a0528f806808365ea834b63588f16a84f8dc Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Wed, 24 Mar 2010 23:42:20 +0000
Subject: [PATCH] initialise buf if wrong_info not used

---
 engines/e_chil.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/engines/e_chil.c b/engines/e_chil.c
index 3cb1386eed..30693353d1 100644
--- a/engines/e_chil.c
+++ b/engines/e_chil.c
@@ -1313,6 +1313,8 @@ static int hwcrhk_insert_card(const char *prompt_info,
 		if (wrong_info && *wrong_info)
 			BIO_snprintf(buf, sizeof(buf)-1,
 				"Current card: \"%s\"\n", wrong_info);
+		else
+			buf[0] = 0;
 		ok = UI_dup_info_string(ui, buf);
 		if (ok >= 0 && prompt_info)
 			{
-- 
2.34.1