git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/modify.c

   1 /* modify.c - bdb backend modify routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2000-2005 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16
  17 #include "portable.h"
  18
  19 #include <stdio.h>
  20 #include <ac/string.h>
  21 #include <ac/time.h>
  22
  23 #include "back-bdb.h"
  24
  25 static struct berval scbva[] = {
  26         BER_BVC("glue"),
  27         BER_BVNULL
  28 };
  29
  30 int bdb_modify_internal(
  31         Operation *op,
  32         DB_TXN *tid,
  33         Modifications *modlist,
  34         Entry *e,
  35         const char **text,
  36         char *textbuf,
  37         size_t textlen )
  38 {
  39         int rc, err;
  40         Modification    *mod;
  41         Modifications   *ml;
  42         Attribute       *save_attrs;
  43         Attribute       *ap;
  44         int                     glue_attr_delete = 0;
  45
  46         Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
  47                 e->e_id, e->e_dn, 0);
  48
  49         if ( !acl_check_modlist( op, e, modlist )) {
  50                 return LDAP_INSUFFICIENT_ACCESS;
  51         }
  52
  53         /* save_attrs will be disposed of by bdb_cache_modify */
  54         save_attrs = e->e_attrs;
  55         e->e_attrs = attrs_dup( e->e_attrs );
  56
  57         for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
  58                 int match;
  59                 mod = &ml->sml_mod;
  60                 switch( mod->sm_op ) {
  61                 case LDAP_MOD_ADD:
  62                 case LDAP_MOD_REPLACE:
  63                         if ( mod->sm_desc == slap_schema.si_ad_structuralObjectClass ) {
  64                                 value_match( &match, slap_schema.si_ad_structuralObjectClass,
  65                                         slap_schema.si_ad_structuralObjectClass->
  66                                                 ad_type->sat_equality,
  67                                         SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
  68                                         &mod->sm_values[0], &scbva[0], text );
  69                                 if ( !match ) glue_attr_delete = 1;
  70                         }
  71                 }
  72                 if ( glue_attr_delete )
  73                         break;
  74         }
  75
  76         if ( glue_attr_delete ) {
  77                 Attribute       **app = &e->e_attrs;
  78                 while ( *app != NULL ) {
  79                         if ( !is_at_operational( (*app)->a_desc->ad_type )) {
  80                                 Attribute *save = *app;
  81                                 *app = (*app)->a_next;
  82                                 attr_free( save );
  83                                 continue;
  84                         }
  85                         app = &(*app)->a_next;
  86                 }
  87         }
  88
  89         for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
  90                 mod = &ml->sml_mod;
  91
  92                 switch ( mod->sm_op ) {
  93                 case LDAP_MOD_ADD:
  94                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0);
  95                         err = modify_add_values( e, mod, get_permissiveModify(op),
  96                                 text, textbuf, textlen );
  97                         if( err != LDAP_SUCCESS ) {
  98                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
  99                                         err, *text, 0);
 100                         }
 101                         break;
 102
 103                 case LDAP_MOD_DELETE:
 104                         if ( glue_attr_delete ) {
 105                                 err = LDAP_SUCCESS;
 106                                 break;
 107                         }
 108
 109                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
 110                         err = modify_delete_values( e, mod, get_permissiveModify(op),
 111                                 text, textbuf, textlen );
 112                         assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
 113                         if( err != LDAP_SUCCESS ) {
 114                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 115                                         err, *text, 0);
 116                         }
 117                         break;
 118
 119                 case LDAP_MOD_REPLACE:
 120                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
 121                         err = modify_replace_values( e, mod, get_permissiveModify(op),
 122                                 text, textbuf, textlen );
 123                         if( err != LDAP_SUCCESS ) {
 124                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 125                                         err, *text, 0);
 126                         }
 127                         break;
 128
 129                 case LDAP_MOD_INCREMENT:
 130                         Debug(LDAP_DEBUG_ARGS,
 131                                 "bdb_modify_internal: increment\n", 0, 0, 0);
 132                         err = modify_increment_values( e, mod, get_permissiveModify(op),
 133                                 text, textbuf, textlen );
 134                         if( err != LDAP_SUCCESS ) {
 135                                 Debug(LDAP_DEBUG_ARGS,
 136                                         "bdb_modify_internal: %d %s\n",
 137                                         err, *text, 0);
 138                         }
 139                         break;
 140
 141                 case SLAP_MOD_SOFTADD:
 142                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
 143                         /* Avoid problems in index_add_mods()
 144                          * We need to add index if necessary.
 145                          */
 146                         mod->sm_op = LDAP_MOD_ADD;
 147
 148                         err = modify_add_values( e, mod, get_permissiveModify(op),
 149                                 text, textbuf, textlen );
 150
 151                         mod->sm_op = SLAP_MOD_SOFTADD;
 152
 153                         if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
 154                                 err = LDAP_SUCCESS;
 155                         }
 156
 157                         if( err != LDAP_SUCCESS ) {
 158                                 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 159                                         err, *text, 0);
 160                         }
 161                         break;
 162
 163                 default:
 164                         Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
 165                                 mod->sm_op, 0, 0);
 166                         *text = "Invalid modify operation";
 167                         err = LDAP_OTHER;
 168                         Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
 169                                 err, *text, 0);
 170                 }
 171
 172                 if ( err != LDAP_SUCCESS ) {
 173                         attrs_free( e->e_attrs );
 174                         e->e_attrs = save_attrs;
 175                         /* unlock entry, delete from cache */
 176                         return err;
 177                 }
 178
 179                 /* If objectClass was modified, reset the flags */
 180                 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
 181                         e->e_ocflags = 0;
 182                 }
 183
 184                 if ( glue_attr_delete ) e->e_ocflags = 0;
 185
 186                 /* check if modified attribute was indexed
 187                  * but not in case of NOOP... */
 188                 err = bdb_index_is_indexed( op->o_bd, mod->sm_desc );
 189                 if ( err == LDAP_SUCCESS && !op->o_noop ) {
 190                         ap = attr_find( save_attrs, mod->sm_desc );
 191                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
 192
 193                         ap = attr_find( e->e_attrs, mod->sm_desc );
 194                         if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
 195                 }
 196         }
 197
 198         /* check that the entry still obeys the schema */
 199         rc = entry_schema_check( op->o_bd, e, save_attrs, get_manageDIT(op),
 200                 text, textbuf, textlen );
 201         if ( rc != LDAP_SUCCESS || op->o_noop ) {
 202                 attrs_free( e->e_attrs );
 203                 /* clear the indexing flags */
 204                 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
 205                         ap->a_flags = 0;
 206                 }
 207                 e->e_attrs = save_attrs;
 208
 209                 if ( rc != LDAP_SUCCESS ) {
 210                         Debug( LDAP_DEBUG_ANY,
 211                                 "entry failed schema check: %s\n",
 212                                 *text, 0, 0 );
 213                 }
 214
 215                 /* if NOOP then silently revert to saved attrs */
 216                 return rc;
 217         }
 218
 219         /* update the indices of the modified attributes */
 220
 221         /* start with deleting the old index entries */
 222         for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
 223                 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
 224                         rc = bdb_index_values( op, tid, ap->a_desc,
 225                                 ap->a_nvals,
 226                                 e->e_id, SLAP_INDEX_DELETE_OP );
 227                         if ( rc != LDAP_SUCCESS ) {
 228                                 attrs_free( e->e_attrs );
 229                                 e->e_attrs = save_attrs;
 230                                 Debug( LDAP_DEBUG_ANY,
 231                                        "Attribute index delete failure",
 232                                        0, 0, 0 );
 233                                 return rc;
 234                         }
 235                         ap->a_flags &= ~SLAP_ATTR_IXDEL;
 236                 }
 237         }
 238
 239         /* add the new index entries */
 240         for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
 241                 if (ap->a_flags & SLAP_ATTR_IXADD) {
 242                         rc = bdb_index_values( op, tid, ap->a_desc,
 243                                 ap->a_nvals,
 244                                 e->e_id, SLAP_INDEX_ADD_OP );
 245                         if ( rc != LDAP_SUCCESS ) {
 246                                 attrs_free( e->e_attrs );
 247                                 e->e_attrs = save_attrs;
 248                                 Debug( LDAP_DEBUG_ANY,
 249                                        "Attribute index add failure",
 250                                        0, 0, 0 );
 251                                 return rc;
 252                         }
 253                         ap->a_flags &= ~SLAP_ATTR_IXADD;
 254                 }
 255         }
 256
 257         return rc;
 258 }
 259
 260
 261 int
 262 bdb_modify( Operation *op, SlapReply *rs )
 263 {
 264         struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
 265         Entry           *e = NULL;
 266         EntryInfo       *ei = NULL;
 267         int             manageDSAit = get_manageDSAit( op );
 268         char textbuf[SLAP_TEXT_BUFLEN];
 269         size_t textlen = sizeof textbuf;
 270         DB_TXN  *ltid = NULL, *lt2;
 271         struct bdb_op_info opinfo = {0};
 272         Entry           dummy = {0};
 273         int                     fakeroot = 0;
 274
 275         u_int32_t       locker = 0;
 276         DB_LOCK         lock;
 277
 278         int             num_retries = 0;
 279
 280         LDAPControl **preread_ctrl = NULL;
 281         LDAPControl **postread_ctrl = NULL;
 282         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
 283         int num_ctrls = 0;
 284
 285         int rc;
 286
 287         Debug( LDAP_DEBUG_ARGS, LDAP_XSTRING(bdb_modify) ": %s\n",
 288                 op->o_req_dn.bv_val, 0, 0 );
 289
 290         ctrls[num_ctrls] = NULL;
 291
 292         if( 0 ) {
 293 retry:  /* transaction retry */
 294                 if ( dummy.e_attrs ) {
 295                         attrs_free( dummy.e_attrs );
 296                         dummy.e_attrs = NULL;
 297                 }
 298                 if( e != NULL ) {
 299                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
 300                         e = NULL;
 301                 }
 302                 Debug(LDAP_DEBUG_TRACE,
 303                         LDAP_XSTRING(bdb_modify) ": retrying...\n", 0, 0, 0);
 304
 305                 rs->sr_err = TXN_ABORT( ltid );
 306                 ltid = NULL;
 307                 op->o_private = NULL;
 308                 op->o_do_not_cache = opinfo.boi_acl_cache;
 309                 if( rs->sr_err != 0 ) {
 310                         rs->sr_err = LDAP_OTHER;
 311                         rs->sr_text = "internal error";
 312                         goto return_results;
 313                 }
 314                 if ( op->o_abandon ) {
 315                         rs->sr_err = SLAPD_ABANDON;
 316                         goto return_results;
 317                 }
 318                 ldap_pvt_thread_yield();
 319                 bdb_trans_backoff( ++num_retries );
 320         }
 321
 322         /* begin transaction */
 323         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 324                 bdb->bi_db_opflags );
 325         rs->sr_text = NULL;
 326         if( rs->sr_err != 0 ) {
 327                 Debug( LDAP_DEBUG_TRACE,
 328                         LDAP_XSTRING(bdb_modify) ": txn_begin failed: "
 329                         "%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 330                 rs->sr_err = LDAP_OTHER;
 331                 rs->sr_text = "internal error";
 332                 goto return_results;
 333         }
 334
 335         locker = TXN_ID ( ltid );
 336
 337         opinfo.boi_bdb = op->o_bd;
 338         opinfo.boi_txn = ltid;
 339         opinfo.boi_locker = locker;
 340         opinfo.boi_err = 0;
 341         opinfo.boi_acl_cache = op->o_do_not_cache;
 342         op->o_private = &opinfo;
 343
 344         /* get entry or ancestor */
 345         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 346                 locker, &lock );
 347
 348         e = ei->bei_e;
 349
 350         if ( rs->sr_err != 0 ) {
 351                 Debug( LDAP_DEBUG_TRACE,
 352                         LDAP_XSTRING(bdb_modify) ": dn2entry failed (%d)\n",
 353                         rs->sr_err, 0, 0 );
 354                 switch( rs->sr_err ) {
 355                 case DB_LOCK_DEADLOCK:
 356                 case DB_LOCK_NOTGRANTED:
 357                         goto retry;
 358                 case DB_NOTFOUND:
 359                         if ( BER_BVISEMPTY( &op->o_req_ndn )) {
 360                                 struct berval gluebv = BER_BVC("glue");
 361                                 e = ch_calloc( 1, sizeof(Entry));
 362                                 e->e_name.bv_val = ch_strdup( "" );
 363                                 ber_dupbv( &e->e_nname, &e->e_name );
 364                                 attr_merge_one( e, slap_schema.si_ad_objectClass,
 365                                         &gluebv, NULL );
 366                                 attr_merge_one( e, slap_schema.si_ad_structuralObjectClass,
 367                                         &gluebv, NULL );
 368                                 e->e_private = ei;
 369                                 fakeroot = 1;
 370                                 rs->sr_err = 0;
 371                         }
 372                         break;
 373                 case LDAP_BUSY:
 374                         rs->sr_text = "ldap server busy";
 375                         goto return_results;
 376                 default:
 377                         rs->sr_err = LDAP_OTHER;
 378                         rs->sr_text = "internal error";
 379                         goto return_results;
 380                 }
 381         }
 382
 383         /* acquire and lock entry */
 384         /* FIXME: dn2entry() should return non-glue entry */
 385         if (( rs->sr_err == DB_NOTFOUND ) ||
 386                 ( !manageDSAit && e && is_entry_glue( e )))
 387         {
 388                 if ( e != NULL ) {
 389                         rs->sr_matched = ch_strdup( e->e_dn );
 390                         rs->sr_ref = is_entry_referral( e )
 391                                 ? get_entry_referrals( op, e )
 392                                 : NULL;
 393                         bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, e);
 394                         e = NULL;
 395
 396                 } else {
 397                         rs->sr_ref = referral_rewrite( default_referral, NULL,
 398                                 &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 399                 }
 400
 401                 rs->sr_err = LDAP_REFERRAL;
 402                 send_ldap_result( op, rs );
 403
 404                 if ( rs->sr_ref != default_referral ) {
 405                         ber_bvarray_free( rs->sr_ref );
 406                 }
 407                 free( (char *)rs->sr_matched );
 408                 rs->sr_ref = NULL;
 409                 rs->sr_matched = NULL;
 410
 411                 goto done;
 412         }
 413
 414         if ( !manageDSAit && is_entry_referral( e ) ) {
 415                 /* entry is a referral, don't allow modify */
 416                 rs->sr_ref = get_entry_referrals( op, e );
 417
 418                 Debug( LDAP_DEBUG_TRACE,
 419                         LDAP_XSTRING(bdb_modify) ": entry is referral\n",
 420                         0, 0, 0 );
 421
 422                 rs->sr_err = LDAP_REFERRAL;
 423                 rs->sr_matched = e->e_name.bv_val;
 424                 send_ldap_result( op, rs );
 425
 426                 ber_bvarray_free( rs->sr_ref );
 427                 rs->sr_ref = NULL;
 428                 rs->sr_matched = NULL;
 429                 goto done;
 430         }
 431
 432         if ( get_assert( op ) &&
 433                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 434         {
 435                 rs->sr_err = LDAP_ASSERTION_FAILED;
 436                 goto return_results;
 437         }
 438
 439         if( op->o_preread ) {
 440                 if( preread_ctrl == NULL ) {
 441                         preread_ctrl = &ctrls[num_ctrls++];
 442                         ctrls[num_ctrls] = NULL;
 443                 }
 444                 if ( slap_read_controls( op, rs, e,
 445                         &slap_pre_read_bv, preread_ctrl ) )
 446                 {
 447                         Debug( LDAP_DEBUG_TRACE,
 448                                 "<=- " LDAP_XSTRING(bdb_modify) ": pre-read failed!\n",
 449                                 0, 0, 0 );
 450                         goto return_results;
 451                 }
 452         }
 453
 454         /* nested transaction */
 455         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2, bdb->bi_db_opflags );
 456         rs->sr_text = NULL;
 457         if( rs->sr_err != 0 ) {
 458                 Debug( LDAP_DEBUG_TRACE,
 459                         LDAP_XSTRING(bdb_modify) ": txn_begin(2) failed: " "%s (%d)\n",
 460                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 461                 rs->sr_err = LDAP_OTHER;
 462                 rs->sr_text = "internal error";
 463                 goto return_results;
 464         }
 465         /* Modify the entry */
 466         dummy = *e;
 467         rs->sr_err = bdb_modify_internal( op, lt2, op->oq_modify.rs_modlist,
 468                 &dummy, &rs->sr_text, textbuf, textlen );
 469
 470         if( rs->sr_err != LDAP_SUCCESS ) {
 471                 Debug( LDAP_DEBUG_TRACE,
 472                         LDAP_XSTRING(bdb_modify) ": modify failed (%d)\n",
 473                         rs->sr_err, 0, 0 );
 474                 if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
 475                         rs->sr_err = opinfo.boi_err;
 476                 }
 477                 /* Only free attrs if they were dup'd.  */
 478                 if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
 479                 switch( rs->sr_err ) {
 480                 case DB_LOCK_DEADLOCK:
 481                 case DB_LOCK_NOTGRANTED:
 482                         goto retry;
 483                 }
 484                 goto return_results;
 485         }
 486
 487         /* change the entry itself */
 488         rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy );
 489         if ( rs->sr_err != 0 ) {
 490                 Debug( LDAP_DEBUG_TRACE,
 491                         LDAP_XSTRING(bdb_modify) ": id2entry update failed " "(%d)\n",
 492                         rs->sr_err, 0, 0 );
 493                 switch( rs->sr_err ) {
 494                 case DB_LOCK_DEADLOCK:
 495                 case DB_LOCK_NOTGRANTED:
 496                         goto retry;
 497                 }
 498                 rs->sr_text = "entry update failed";
 499                 goto return_results;
 500         }
 501
 502         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 503                 rs->sr_err = LDAP_OTHER;
 504                 rs->sr_text = "txn_commit(2) failed";
 505                 goto return_results;
 506         }
 507
 508         if( op->o_postread ) {
 509                 if( postread_ctrl == NULL ) {
 510                         postread_ctrl = &ctrls[num_ctrls++];
 511                         ctrls[num_ctrls] = NULL;
 512                 }
 513                 if( slap_read_controls( op, rs, &dummy,
 514                         &slap_post_read_bv, postread_ctrl ) )
 515                 {
 516                         Debug( LDAP_DEBUG_TRACE,
 517                                 "<=- " LDAP_XSTRING(bdb_modify)
 518                                 ": post-read failed!\n", 0, 0, 0 );
 519                         goto return_results;
 520                 }
 521         }
 522
 523         if( op->o_noop ) {
 524                 if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
 525                         rs->sr_text = "txn_abort (no-op) failed";
 526                 } else {
 527                         rs->sr_err = LDAP_NO_OPERATION;
 528                         goto return_results;
 529                 }
 530         } else {
 531                 /* may have changed in bdb_modify_internal() */
 532                 e->e_ocflags = dummy.e_ocflags;
 533                 if ( fakeroot ) {
 534                         e->e_private = NULL;
 535                         entry_free( e );
 536                 } else {
 537                         rc = bdb_cache_modify( e, dummy.e_attrs, bdb->bi_dbenv, locker, &lock );
 538                         switch( rc ) {
 539                         case DB_LOCK_DEADLOCK:
 540                         case DB_LOCK_NOTGRANTED:
 541                                 goto retry;
 542                         }
 543                 }
 544                 dummy.e_attrs = NULL;
 545
 546                 rs->sr_err = TXN_COMMIT( ltid, 0 );
 547         }
 548         ltid = NULL;
 549         op->o_private = NULL;
 550
 551         if( rs->sr_err != 0 ) {
 552                 Debug( LDAP_DEBUG_TRACE,
 553                         LDAP_XSTRING(bdb_modify) ": txn_%s failed: %s (%d)\n",
 554                         op->o_noop ? "abort (no-op)" : "commit",
 555                         db_strerror(rs->sr_err), rs->sr_err );
 556                 rs->sr_err = LDAP_OTHER;
 557                 rs->sr_text = "commit failed";
 558
 559                 goto return_results;
 560         }
 561
 562         Debug( LDAP_DEBUG_TRACE,
 563                 LDAP_XSTRING(bdb_modify) ": updated%s id=%08lx dn=\"%s\"\n",
 564                 op->o_noop ? " (no-op)" : "",
 565                 dummy.e_id, op->o_req_dn.bv_val );
 566
 567         rs->sr_err = LDAP_SUCCESS;
 568         rs->sr_text = NULL;
 569         if( num_ctrls ) rs->sr_ctrls = ctrls;
 570
 571 return_results:
 572         if( dummy.e_attrs ) {
 573                 attrs_free( dummy.e_attrs );
 574         }
 575         send_ldap_result( op, rs );
 576
 577         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
 578                 ldap_pvt_thread_yield();
 579                 TXN_CHECKPOINT( bdb->bi_dbenv,
 580                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
 581         }
 582
 583 done:
 584         if( ltid != NULL ) {
 585                 TXN_ABORT( ltid );
 586                 op->o_private = NULL;
 587         }
 588
 589         if( e != NULL ) {
 590                 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
 591         }
 592
 593         if( preread_ctrl != NULL ) {
 594                 slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
 595                 slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
 596         }
 597         if( postread_ctrl != NULL ) {
 598                 slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
 599                 slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
 600         }
 601         return rs->sr_err;
 602 }