File ocki-3.15.1-Added-NULL-pointer-to-avoid-double-free-for-the-list.patch of Package openCryptoki.20752

From 900a480c3c4e1cfb1496d80fb20e8eab4a8108db Mon Sep 17 00:00:00 2001
From: Matthias Reumann <matthias.reumann1@ibm.com>
Date: Wed, 17 Mar 2021 11:22:31 +0100
Subject: [PATCH] Added NULL pointer to avoid double free() for the list-key
 and remove-key commands.

Signed-off by Matthias Reumann <matthias.reumann1@ibm.com>
---
 usr/sbin/p11sak/p11sak.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr/sbin/p11sak/p11sak.c b/usr/sbin/p11sak/p11sak.c
index d99db970..3ba57022 100644
--- a/usr/sbin/p11sak/p11sak.c
+++ b/usr/sbin/p11sak/p11sak.c
@@ -2149,7 +2149,9 @@ static CK_RV list_ckey(CK_SESSION_HANDLE session, p11sak_kt kt, int long_print)
             printf("%s\n", label);
         }
         free(label);
+        label = NULL;
         free(keytype);
+        keytype = NULL;
     }
 
     rc = funcs->C_FindObjectsFinal(session);
@@ -2313,9 +2315,10 @@ static CK_RV delete_key(CK_SESSION_HANDLE session, p11sak_kt kt, char *rm_label,
                 }
             }
         }
-
         free(label);
+        label = NULL;
         free(keytype);
+        keytype = NULL;
     }
 
     rc = funcs->C_FindObjectsFinal(session);
-- 
2.26.2