From: Jeff Layton <jlayton@redhat.com>
Date: Sat, 6 Dec 2008 01:41:21 +0000 (-0500)
Subject: cifs: zero out session password before freeing it
X-Git-Tag: v2.6.29-rc1~582^2~14
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=55162dec9371a6f6ac63ff546c182cc6144a649e;p=linux-2.6-omap-h63xx.git

cifs: zero out session password before freeing it

cifs: zero out session password before freeing it

...just to be on the safe side.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
---

diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 9ee3f689c2b..7c3f4b9230d 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -97,7 +97,10 @@ sesInfoFree(struct cifsSesInfo *buf_to_free)
 	kfree(buf_to_free->serverOS);
 	kfree(buf_to_free->serverDomain);
 	kfree(buf_to_free->serverNOS);
-	kfree(buf_to_free->password);
+	if (buf_to_free->password) {
+		memset(buf_to_free->password, 0, strlen(buf_to_free->password));
+		kfree(buf_to_free->password);
+	}
 	kfree(buf_to_free->domainName);
 	kfree(buf_to_free);
 }