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>
git-mirror · Dec 26, 2008 · 55162de · 55162de
1 parent 8570552
commit 55162de
Showing 1 changed file with 4 additions and 1 deletion.
diff --git 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);
 }