Alistair Leslie-Hughes : odbccp32: SQLConfigDataSource/W fix crash with passed NULL attribute parameter.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4aab3e42c1c2639f66b76bb43fea01f54e61a5c7
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4aab3e42c1c2639f66b76bb43fea01f...

Author: Alistair Leslie-Hughes <leslie_alistair(a)hotmail.com>
Date:   Mon Jun 17 17:55:14 2024 +1000

odbccp32: SQLConfigDataSource/W fix crash with passed NULL attribute parameter.

---

 dlls/odbccp32/odbccp32.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/odbccp32/odbccp32.c b/dlls/odbccp32/odbccp32.c
index d8d57e6bd40..46468765b86 100644
--- a/dlls/odbccp32/odbccp32.c
+++ b/dlls/odbccp32/odbccp32.c
@@ -372,7 +372,7 @@ BOOL WINAPI SQLConfigDataSourceW(HWND hwnd, WORD request, LPCWSTR driver, LPCWST
     WORD mapped_request;
 
     TRACE("%p, %d, %s, %s\n", hwnd, request, debugstr_w(driver), debugstr_w(attributes));
-    if (TRACE_ON(odbc))
+    if (TRACE_ON(odbc) && attributes)
     {
         const WCHAR *p;
         for (p = attributes; *p; p += lstrlenW(p) + 1)
@@ -417,7 +417,7 @@ BOOL WINAPI SQLConfigDataSource(HWND hwnd, WORD request, LPCSTR driver, LPCSTR a
 
     TRACE("%p, %d, %s, %s\n", hwnd, request, debugstr_a(driver), debugstr_a(attributes));
 
-    if (TRACE_ON(odbc))
+    if (TRACE_ON(odbc) && attributes)
     {
         const char *p;
         for (p = attributes; *p; p += lstrlenA(p) + 1)