From 4b4c20196b01c44003667205f4be44e851267615 Mon Sep 17 00:00:00 2001
From: aj <aj@c6295689-39f2-0310-b995-f0e70906c6a9>
Date: Wed, 21 Apr 2004 21:11:06 +0000
Subject: [PATCH] better checking for null values. found and fixed reported by
 Victor Tarasov <vtarasov@idealx.com>

git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@1777 c6295689-39f2-0310-b995-f0e70906c6a9
---
 src/pkcs11/slot.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/pkcs11/slot.c b/src/pkcs11/slot.c
index 71519781..c0ac5475 100644
--- a/src/pkcs11/slot.c
+++ b/src/pkcs11/slot.c
@@ -291,7 +291,9 @@ CK_RV slot_token_removed(int id)
 
 	/* Release framework stuff */
 	if (slot->card != NULL) {
-		if (slot->fw_data != NULL)
+		if (slot->fw_data != NULL &&
+				slot->card->framework != NULL &&
+				slot->card->framework->release_token != NULL)
 			slot->card->framework->release_token(slot->card, slot->fw_data);
 		slot->card->num_slots--;
 	}