From a2dec53772cc1f5f72e701dddf16430229851485 Mon Sep 17 00:00:00 2001
From: Rich Megginson <rmegg...@redhat.com>
Date: Fri, 25 May 2012 12:39:09 -0600
Subject: [PATCH] fix coverity issues with uninit vals, no return checking
12766 Uninitialized pointer read
In _entryrdn_replace_suffix_id(): Reads an uninitialized pointer or its target
12765 Uninitialized pointer read
In txn_test_threadmain(): Reads an uninitialized pointer or its target
12764 Unchecked return value
In txn_test_threadmain(): Value returned from a function is not checked for errors before being used
12763 Unchecked return value
In entrycache_replace(): Value returned from a function is not checked for errors before being used
12762 Unchecked return value
In entrycache_add_int(): Value returned from a function is not checked for errors before being used
---
ldap/servers/slapd/back-ldbm/cache.c | 8 ++++++--
ldap/servers/slapd/back-ldbm/dblayer.c | 9 ++++-----
ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c | 1 +
3 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/ldap/servers/slapd/back-ldbm/cache.c b/ldap/servers/slapd/back-ldbm/cache.c
index 045b1eb..de84700 100644
--- a/ldap/servers/slapd/back-ldbm/cache.c
+++ b/ldap/servers/slapd/back-ldbm/cache.c
@@ -1058,7 +1058,9 @@ static int entrycache_replace(struct cache *cache, struct backentry *olde,
}
if (!add_hash(cache->c_idtable, &(newe->ep_id), sizeof(ID), newe, NULL)) {
LOG("entry cache replace: can't add id\n", 0, 0, 0);
- remove_hash(cache->c_dntable, (void *)newndn, strlen(newndn));
+ if (remove_hash(cache->c_dntable, (void *)newndn, strlen(newndn))) {
+ LOG("entry cache replace: can't remove dn after add id failed\n", 0, 0, 0);
+ }
PR_Unlock(cache->c_mutex);
return 1;
}
@@ -1357,7 +1359,9 @@ entrycache_add_int(struct cache *cache, struct backentry *e, int state,
PR_Unlock(cache->c_mutex);
return 0;
}
- remove_hash(cache->c_dntable, (void *)ndn, strlen(ndn));
+ if (remove_hash(cache->c_dntable, (void *)ndn, strlen(ndn))) {
+ LOG("=>= entrycache_add_int could not remove existing id from dn cache\n", 0, 0, 0);
+ }
e->ep_state |= ENTRY_STATE_NOTINCACHE;
PR_Unlock(cache->c_mutex);
return -1;
diff --git a/ldap/servers/slapd/back-ldbm/dblayer.c b/ldap/servers/slapd/back-ldbm/dblayer.c
index 09d10a0..90e48af 100644
--- a/ldap/servers/slapd/back-ldbm/dblayer.c
+++ b/ldap/servers/slapd/back-ldbm/dblayer.c
@@ -3897,12 +3897,12 @@ static int txn_test_threadmain(void *param)
INCR_THREAD_COUNT(priv);
+ txn_test_init_cfg(&cfg);
+
if (!priv->dblayer_enable_transactions) {
goto end;
}
- txn_test_init_cfg(&cfg);
-
wait_for_init:
free_ttilist(&ttilist, &tticnt);
DS_Sleep(PR_MillisecondsToInterval(1000));
@@ -3941,9 +3941,8 @@ wait_for_init:
object_release(inst_obj);
goto wait_for_init;
}
- dblayer_get_index_file(be, ai, &db, 0);
- if (NULL == db) {
- if (strcasecmp(*idx, TXN_TEST_IDX_OK_IF_NULL)) {
+ if (dblayer_get_index_file(be, ai, &db, 0) || (NULL == db)) {
+ if ((NULL == db) && strcasecmp(*idx, TXN_TEST_IDX_OK_IF_NULL)) {
object_release(inst_obj);
goto wait_for_init;
}
diff --git a/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c b/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
index 449e02a..0541543 100644
--- a/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
+++ b/ldap/servers/slapd/back-ldbm/ldbm_entryrdn.c
@@ -2179,6 +2179,7 @@ _entryrdn_replace_suffix_id(DBC *cursor, DBT *key, DBT *adddata,
size_t curr_childnum = 0;
int db_retry = 0;
+ memset(&moddata, 0, sizeof(moddata));
/* temporary id added for the non exisiting suffix */
/* Let's replace it with the real entry ID */
/* SELF */
--
1.7.1
--
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