Eric Pouech : dbghelp: Fix potential crash when loading a builtin PE module embedded in an ELF image.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5e56bc3b21c5955962f93c4369720964e3e05a94
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=5e56bc3b21c5955962f93c436...

Author: Eric Pouech <eric.pouech(a)gmail.com>
Date:   Mon Nov 22 15:19:46 2021 +0100

dbghelp: Fix potential crash when loading a builtin PE module embedded in an ELF image.

Regression introduced by ced12a1a3aca214c64887e1dc65df67015015394.

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

---

 dlls/dbghelp/module.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/dbghelp/module.c b/dlls/dbghelp/module.c
index fe65683c6e1..1b64bb57eb7 100644
--- a/dlls/dbghelp/module.c
+++ b/dlls/dbghelp/module.c
@@ -990,7 +990,7 @@ DWORD64 WINAPI  SymLoadModuleExW(HANDLE hProcess, HANDLE hFile, PCWSTR wImageNam
         module_remove(pcs, altmodule);
     }
 
-    if ((dbghelp_options & SYMOPT_DEFERRED_LOADS) == 0)
+    if ((dbghelp_options & SYMOPT_DEFERRED_LOADS) == 0 && !module_get_container(pcs, module))
         module_load_debug(module);
     return module->module.BaseOfImage;
 }