convert memset of potentially-private data to explicit_bzero()

1 files changed, 4 insertions, 4 deletions

diff --git a/usr.bin/ssh/readpass.c b/usr.bin/ssh/readpass.c
index f3c5cbfbabe..b5a86d782a7 100644
--- a/usr.bin/ssh/readpass.c
+++ b/usr.bin/ssh/readpass.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: readpass.c,v 1.49 2013/05/17 00:13:14 djm Exp $ */
+/* $OpenBSD: readpass.c,v 1.50 2014/02/02 03:44:31 djm Exp $ */
 /*
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
  *
@@ -96,13 +96,13 @@ ssh_askpass(char *askpass, const char *msg)
 			break;
 	signal(SIGCHLD, osigchld);
 	if (ret == -1 || !WIFEXITED(status) || WEXITSTATUS(status) != 0) {
-		memset(buf, 0, sizeof(buf));
+		explicit_bzero(buf, sizeof(buf));
 		return NULL;
 	}
 
 	buf[strcspn(buf, "\r\n")] = '\0';
 	pass = xstrdup(buf);
-	memset(buf, 0, sizeof(buf));
+	explicit_bzero(buf, sizeof(buf));
 	return pass;
 }
 
@@ -159,7 +159,7 @@ read_passphrase(const char *prompt, int flags)
 	}
 
 	ret = xstrdup(buf);
-	memset(buf, 'x', sizeof buf);
+	explicit_bzero(buf, sizeof(buf));
 	return ret;
 }