From e6bef6735f44c6a44ca3dd633a0a93e9abcdf38f Mon Sep 17 00:00:00 2001
From: Felipe Pena <felipe@php.net>
Date: Sun, 7 Nov 2010 18:13:53 +0000
Subject: [PATCH] - Fixed bug #52512 (Broken error handling in odbc_execute)  
 patch by: mkoegler at auto dot tuwien dot ac dot at

---
 NEWS                |  2 ++
 ext/odbc/php_odbc.c | 45 +++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 45 insertions(+), 2 deletions(-)

diff --git a/NEWS b/NEWS
index 2fb1995101..b580cc91b3 100644
--- a/NEWS
+++ b/NEWS
@@ -134,6 +134,8 @@
 - Fixed bug #52546 (pdo_dblib segmentation fault when iterating MONEY values).
   (Felipe)
 - Fixed bug #52534 (var_export array with negative key). (Felipe)
+- Fixed bug #52512 (Broken error handling in odbc_execute).
+  (mkoegler at auto dot tuwien dot ac dot at)
 - Fixed bug #52508 (newline problem with parse_ini_file+INI_SCANNER_RAW).
   (Felipe)
 - Fixed bug #52498 (libevent was not only linked to php-fpm). (fat)
diff --git a/ext/odbc/php_odbc.c b/ext/odbc/php_odbc.c
index 7274d74f0c..907d1ca8e3 100644
--- a/ext/odbc/php_odbc.c
+++ b/ext/odbc/php_odbc.c
@@ -1262,11 +1262,19 @@ PHP_FUNCTION(odbc_execute)
 
 		zend_hash_internal_pointer_reset(Z_ARRVAL_P(pv_param_arr));
 		params = (params_t *)safe_emalloc(sizeof(params_t), result->numparams, 0);
+		for(i = 0; i < result->numparams; i++) {
+			params[i].fp = -1;
+		}
 		
 		for(i = 1; i <= result->numparams; i++) {
 			if (zend_hash_get_current_data(Z_ARRVAL_P(pv_param_arr), (void **) &tmp) == FAILURE) {
 				php_error_docref(NULL TSRMLS_CC, E_WARNING,"Error getting parameter");
 				SQLFreeStmt(result->stmt,SQL_RESET_PARAMS);
+				for (i = 0; i < result->numparams; i++) {
+					if (params[i].fp != -1) {
+						close(params[i].fp);
+					}
+				}
 				efree(params);
 				RETURN_FALSE;
 			}
@@ -1276,13 +1284,29 @@ PHP_FUNCTION(odbc_execute)
 			if (Z_TYPE_PP(tmp) != IS_STRING) {
 				php_error_docref(NULL TSRMLS_CC, E_WARNING,"Error converting parameter");
 				SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+				for (i = 0; i < result->numparams; i++) {
+					if (params[i].fp != -1) {
+						close(params[i].fp);
+					}
+				}
 				efree(params);
 				RETURN_FALSE;
 			}
 			
-			SQLDescribeParam(result->stmt, (SQLUSMALLINT)i, &sqltype, &precision, &scale, &nullable);
+			rc = SQLDescribeParam(result->stmt, (SQLUSMALLINT)i, &sqltype, &precision, &scale, &nullable);
 			params[i-1].vallen = Z_STRLEN_PP(tmp);
 			params[i-1].fp = -1;
+			if (rc == SQL_ERROR) {
+				odbc_sql_error(result->conn_ptr, result->stmt, "SQLDescribeParameter");	
+				SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+				for (i = 0; i < result->numparams; i++) {
+					if (params[i].fp != -1) {
+						close(params[i].fp);
+					}
+				}
+				efree(params);
+				RETURN_FALSE;
+			}
 
 			if (IS_SQL_BINARY(sqltype)) {
 				ctype = SQL_C_BINARY;
@@ -1306,6 +1330,12 @@ PHP_FUNCTION(odbc_execute)
 				/* Check the basedir */
 				if (php_check_open_basedir(filename TSRMLS_CC)) {
 					efree(filename);
+					SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+					for (i = 0; i < result->numparams; i++) {
+						if (params[i].fp != -1) {
+							close(params[i].fp);
+						}
+					}
 					efree(params);
 					RETURN_FALSE;
 				}
@@ -1313,7 +1343,7 @@ PHP_FUNCTION(odbc_execute)
 				if ((params[i-1].fp = open(filename,O_RDONLY)) == -1) {
 					php_error_docref(NULL TSRMLS_CC, E_WARNING,"Can't open file %s", filename);
 					SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
-					for(i = 0; i < result->numparams; i++) {
+					for (i = 0; i < result->numparams; i++) {
 						if (params[i].fp != -1) {
 							close(params[i].fp);
 						}
@@ -1344,6 +1374,17 @@ PHP_FUNCTION(odbc_execute)
 									  Z_STRVAL_PP(tmp), 0,
 									  &params[i-1].vallen);
 			}
+			if (rc == SQL_ERROR) {
+				odbc_sql_error(result->conn_ptr, result->stmt, "SQLBindParameter");	
+				SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+				for (i = 0; i < result->numparams; i++) {
+					if (params[i].fp != -1) {
+						close(params[i].fp);
+					}
+				}
+				efree(params);
+				RETURN_FALSE;
+			}
 			zend_hash_move_forward(Z_ARRVAL_P(pv_param_arr));
 		}
 	}
-- 
2.40.0