indeyets Sat Sep 6 08:18:38 2008 UTC Modified files: (Branch: PHP_5_2) /php-src NEWS /php-src/ext/snmp snmp.c Log: MFB: Fixed bug #45405 (snmp extension memory leak) http://cvs.php.net/viewvc.cgi/php-src/NEWS?r1=1.2027.2.547.2.1212&r2=1.2027.2.547.2.1213&diff_format=u Index: php-src/NEWS diff -u php-src/NEWS:1.2027.2.547.2.1212 php-src/NEWS:1.2027.2.547.2.1213 --- php-src/NEWS:1.2027.2.547.2.1212 Tue Sep 2 13:21:59 2008 +++ php-src/NEWS Sat Sep 6 08:18:37 2008 @@ -19,6 +19,8 @@ - Fixed a crash on invalid method in ReflectionParameter constructor. (Christian Seiler) +- Fixed bug #45405 (snmp extension memory leak). (Federico Cuello, Rodrigo + Campos) - Fixed bug #45956 (parse_ini_file() does not return false with syntax errors in parsed file). (Jani) - Fixed bug #45862 (get_class_vars is inconsistent with 'protected' and http://cvs.php.net/viewvc.cgi/php-src/ext/snmp/snmp.c?r1=1.106.2.2.2.6&r2=1.106.2.2.2.7&diff_format=u Index: php-src/ext/snmp/snmp.c diff -u php-src/ext/snmp/snmp.c:1.106.2.2.2.6 php-src/ext/snmp/snmp.c:1.106.2.2.2.7 --- php-src/ext/snmp/snmp.c:1.106.2.2.2.6 Mon Dec 31 07:20:11 2007 +++ php-src/ext/snmp/snmp.c Sat Sep 6 08:18:38 2008 @@ -20,7 +20,7 @@ +----------------------------------------------------------------------+ */ -/* $Id: snmp.c,v 1.106.2.2.2.6 2007/12/31 07:20:11 sebastian Exp $ */ +/* $Id: snmp.c,v 1.106.2.2.2.7 2008/09/06 08:18:38 indeyets Exp $ */ #ifdef HAVE_CONFIG_H #include "config.h" @@ -417,13 +417,13 @@ while (keepwalking) { keepwalking = 0; if ((st == SNMP_CMD_GET) || (st == SNMP_CMD_GETNEXT)) { - pdu = snmp_pdu_create((st == SNMP_CMD_GET) ? SNMP_MSG_GET : SNMP_MSG_GETNEXT); name_length = MAX_OID_LEN; if (!snmp_parse_oid(objid, name, &name_length)) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid object identifier: %s", objid); snmp_close(ss); RETURN_FALSE; } + pdu = snmp_pdu_create((st == SNMP_CMD_GET) ? SNMP_MSG_GET : SNMP_MSG_GETNEXT); snmp_add_null_var(pdu, name, name_length); } else if (st == SNMP_CMD_SET) { pdu = snmp_pdu_create(SNMP_MSG_SET); @@ -434,6 +434,7 @@ sprint_objid(buf, name, name_length); #endif php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not add variable: %s %c %s", buf, type, value); + snmp_free_pdu(pdu); snmp_close(ss); RETURN_FALSE; } @@ -467,11 +468,13 @@ *return_value = *snmpval; zval_copy_ctor(return_value); zval_ptr_dtor(&snmpval); + snmp_free_pdu(response); snmp_close(ss); return; } else if (st == SNMP_CMD_GETNEXT) { *return_value = *snmpval; zval_copy_ctor(return_value); + snmp_free_pdu(response); snmp_close(ss); return; } else if (st == SNMP_CMD_WALK) { @@ -510,23 +513,28 @@ } if (st == SNMP_CMD_GET) { if ((pdu = snmp_fix_pdu(response, SNMP_MSG_GET)) != NULL) { + snmp_free_pdu(response); goto retry; } } else if (st == SNMP_CMD_SET) { if ((pdu = snmp_fix_pdu(response, SNMP_MSG_SET)) != NULL) { + snmp_free_pdu(response); goto retry; } } else if (st == SNMP_CMD_GETNEXT) { if ((pdu = snmp_fix_pdu(response, SNMP_MSG_GETNEXT)) != NULL) { + snmp_free_pdu(response); goto retry; } } else if (st >= SNMP_CMD_WALK) { /* Here we do walks. */ if ((pdu = snmp_fix_pdu(response, ((session->version == SNMP_VERSION_1) ? SNMP_MSG_GETNEXT : SNMP_MSG_GETBULK))) != NULL) { + snmp_free_pdu(response); goto retry; } } + snmp_free_pdu(response); snmp_close(ss); if (st == SNMP_CMD_WALK || st == SNMP_CMD_REALWALK) { zval_dtor(return_value);
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