File ocki-3.19.0-0011-EP11-remove-dead-code-and-unus... of Package openCryptoki

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File ocki-3.19.0-0011-EP11-remove-dead-code-and-unused-variables.patch of Package openCryptoki (Revision 258725fcbb9a12ab206ac024d807b86a)

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From ee3464dff7536c98fd64c80d87c765f703dff0f0 Mon Sep 17 00:00:00 2001
From: Ingo Franzki <ifranzki@linux.ibm.com>
Date: Fri, 18 Nov 2022 10:44:56 +0100
Subject: [PATCH 11/34] EP11: remove dead code and unused variables

Some variables are declared and initialized to NULL, but never used or set.
The attempt to free them at the end of the function is dead code.

Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
---
 usr/lib/ep11_stdll/ep11_specific.c | 28 ----------------------------
 1 file changed, 28 deletions(-)

diff --git a/usr/lib/ep11_stdll/ep11_specific.c b/usr/lib/ep11_stdll/ep11_specific.c
index 9e320503..1dbfe0f5 100644
--- a/usr/lib/ep11_stdll/ep11_specific.c
+++ b/usr/lib/ep11_stdll/ep11_specific.c
@@ -3575,7 +3575,6 @@ static CK_RV import_IBM_Dilithium_key(STDLL_TokData_t *tokdata, SESSION *sess,
     unsigned char *ep11_pin_blob = NULL;
     CK_ULONG ep11_pin_blob_len = 0;
     ep11_session_t *ep11_session = (ep11_session_t *) sess->private_data;
-    CK_BYTE *pubkey = NULL;
 
     memcpy(iv, "1234567812345678", AES_BLOCK_SIZE);
 
@@ -3734,9 +3733,6 @@ static CK_RV import_IBM_Dilithium_key(STDLL_TokData_t *tokdata, SESSION *sess,
     }
 
 done:
-
-    if (pubkey)
-        free(pubkey);
     if (data) {
         OPENSSL_cleanse(data, data_len);
         free(data);
@@ -5486,7 +5482,6 @@ static CK_RV dh_generate_keypair(STDLL_TokData_t *tokdata,
     CK_ATTRIBUTE *opaque_attr = NULL;
     CK_ATTRIBUTE *value_attr = NULL;
     CK_ATTRIBUTE *attr = NULL;
-    CK_ATTRIBUTE *pPublicKeyTemplate_new = NULL;
     CK_ATTRIBUTE_PTR dh_pPublicKeyTemplate = NULL;
     CK_ULONG dh_ulPublicKeyAttributeCount = 0;
     CK_ATTRIBUTE_PTR dh_pPrivateKeyTemplate = NULL;
@@ -5746,7 +5741,6 @@ static CK_RV dh_generate_keypair(STDLL_TokData_t *tokdata,
     }
 
 dh_generate_keypair_end:
-    free(pPublicKeyTemplate_new);
     if (dh_pgs.pg != NULL)
         free(dh_pgs.pg);
     if (dh_pPublicKeyTemplate)
@@ -5778,7 +5772,6 @@ static CK_RV dsa_generate_keypair(STDLL_TokData_t *tokdata,
     CK_ATTRIBUTE *opaque_attr = NULL;
     CK_ATTRIBUTE *value_attr = NULL;
     CK_ATTRIBUTE *attr = NULL;
-    CK_ATTRIBUTE *pPublicKeyTemplate_new = NULL;
     CK_BYTE *key;
     CK_BYTE *data, *oid, *parm;
     CK_ULONG data_len, field_len, bit_str_len, oid_len, parm_len;
@@ -6047,7 +6040,6 @@ static CK_RV dsa_generate_keypair(STDLL_TokData_t *tokdata,
     }
 
 dsa_generate_keypair_end:
-    free(pPublicKeyTemplate_new);
     if (dsa_pqgs.pqg != NULL)
         free(dsa_pqgs.pqg);
     if (dsa_pPublicKeyTemplate)
@@ -6080,10 +6072,6 @@ static CK_RV rsa_ec_generate_keypair(STDLL_TokData_t *tokdata,
     CK_BYTE *data, *oid, *parm;
     CK_ULONG data_len, oid_len, parm_len;
     CK_ULONG field_len;
-    CK_ATTRIBUTE_PTR new_pPublicKeyTemplate = NULL;
-    CK_ULONG new_ulPublicKeyAttributeCount = 0;
-    CK_ATTRIBUTE_PTR new_pPrivateKeyTemplate = NULL;
-    CK_ULONG new_ulPrivateKeyAttributeCount = 0;
     CK_ULONG ktype;
     unsigned char *ep11_pin_blob = NULL;
     CK_ULONG ep11_pin_blob_len = 0;
@@ -6399,12 +6387,6 @@ static CK_RV rsa_ec_generate_keypair(STDLL_TokData_t *tokdata,
     }
 
 error:
-    if (new_pPrivateKeyTemplate)
-        free_attribute_array(new_pPrivateKeyTemplate,
-                             new_ulPrivateKeyAttributeCount);
-    if (new_pPublicKeyTemplate)
-        free_attribute_array(new_pPublicKeyTemplate,
-                             new_ulPublicKeyAttributeCount);
     if (new_publ_attrs)
         free_attribute_array(new_publ_attrs, new_publ_attrs_len);
     if (new_priv_attrs)
@@ -6432,10 +6414,6 @@ static CK_RV ibm_dilithium_generate_keypair(STDLL_TokData_t *tokdata,
     CK_BYTE *data, *oid, *parm;
     CK_ULONG data_len, oid_len, parm_len;
     CK_ULONG field_len;
-    CK_ATTRIBUTE_PTR new_pPublicKeyTemplate = NULL;
-    CK_ULONG new_ulPublicKeyAttributeCount = 0;
-    CK_ATTRIBUTE_PTR new_pPrivateKeyTemplate = NULL;
-    CK_ULONG new_ulPrivateKeyAttributeCount = 0;
     CK_ULONG ktype = CKK_IBM_PQC_DILITHIUM;
     unsigned char *ep11_pin_blob = NULL;
     CK_ULONG ep11_pin_blob_len = 0;
@@ -6679,12 +6657,6 @@ static CK_RV ibm_dilithium_generate_keypair(STDLL_TokData_t *tokdata,
     }
 
 error:
-    if (new_pPrivateKeyTemplate)
-        free_attribute_array(new_pPrivateKeyTemplate,
-                             new_ulPrivateKeyAttributeCount);
-    if (new_pPublicKeyTemplate)
-        free_attribute_array(new_pPublicKeyTemplate,
-                             new_ulPublicKeyAttributeCount);
     if (new_publ_attrs)
         free_attribute_array(new_publ_attrs, new_publ_attrs_len);
     if (new_priv_attrs)
-- 
2.16.2.windows.1

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File ocki-3.19.0-0011-EP11-remove-dead-code-and-unused-variables.patch of Package openCryptoki (Revision 258725fcbb9a12ab206ac024d807b86a)

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