From aca3559290d8e7958d258cf4fab4b28a709bca5b Mon Sep 17 00:00:00 2001
From: frankmorgner <frankmorgner@96b47cad-a561-4643-ad3b-153ac7d7599c>
Date: Mon, 11 Oct 2010 12:02:25 +0000
Subject: [PATCH] added argument checking

git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@317 96b47cad-a561-4643-ad3b-153ac7d7599c
---
 ccid/src/pace.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ccid/src/pace.c b/ccid/src/pace.c
index 363607c..2da2f52 100644
--- a/ccid/src/pace.c
+++ b/ccid/src/pace.c
@@ -190,6 +190,11 @@ int get_ef_card_access(sc_card_t *card,
     sc_file_t *file = NULL;
     u8 *p;
 
+    if (!ef_cardaccess || !length_ef_cardaccess) {
+        r = SC_ERROR_INVALID_ARGUMENTS;
+        goto err;
+    }
+
     memset(&path, 0, sizeof path);
     r = sc_append_file_id(&path, FID_EF_CARDACCESS);
     if (r < 0) {