Eric Pouech : dbghelp: Return correct error code when reloading a module in SymLoadModule*.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2296b4952a3f665e12a189f64457ac2d3074590c
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=2296b4952a3f665e12a189f64...

Author: Eric Pouech <eric.pouech(a)gmail.com>
Date:   Mon Sep  6 10:40:02 2021 +0200

dbghelp: Return correct error code when reloading a module in SymLoadModule*.

Signed-off-by: Eric Pouech <eric.pouech(a)gmail.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/dbghelp/module.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/dlls/dbghelp/module.c b/dlls/dbghelp/module.c
index 916aaf5ce53..e0d1dce0c86 100644
--- a/dlls/dbghelp/module.c
+++ b/dlls/dbghelp/module.c
@@ -815,6 +815,20 @@ DWORD64 WINAPI  SymLoadModuleExW(HANDLE hProcess, HANDLE hFile, PCWSTR wImageNam
     if (wImageName)
     {
         module = module_is_already_loaded(pcs, wImageName);
+        if (module)
+        {
+            if (module->module.BaseOfImage == BaseOfDll)
+                SetLastError(ERROR_SUCCESS);
+            else
+            {
+                /* native allows to load the same module at different addresses
+                 * we don't support this for now
+                 */
+                SetLastError(ERROR_INVALID_PARAMETER);
+                FIXME("Reloading %s at different base address isn't supported\n", debugstr_w(module->modulename));
+            }
+            return 0;
+        }
         if (!module && module_is_container_loaded(pcs, wImageName, BaseOfDll))
         {
             /* force the loading of DLL as builtin */