[PATCH 2/2] odbc32: retlen may be NULL in SQLGetData.

[Stefan Dösinger]

From: Stefan Dösinger

---
 dlls/odbc32/proxyodbc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/odbc32/proxyodbc.c b/dlls/odbc32/proxyodbc.c
index 91ad31b98b1..d11b4122776 100644
--- a/dlls/odbc32/proxyodbc.c
+++ b/dlls/odbc32/proxyodbc.c
@@ -2456,9 +2456,9 @@ static SQLRETURN get_data_unix( struct statement *stmt, SQLUSMALLINT column, SQL
 {
     INT64 len;
     SQLRETURN ret;
-    struct SQLGetData_params params = { stmt->hdr.unix_handle, column, type, value, buflen, &len };
+    struct SQLGetData_params params = { stmt->hdr.unix_handle, column, type, value, buflen, retlen ? &len : NULL};

-    if (SUCCESS((ret = ODBC_CALL( SQLGetData, &params )))) *retlen = len;
+    if (SUCCESS((ret = ODBC_CALL( SQLGetData, &params ))) && retlen) *retlen = len;
     return ret;
 }