Maxime Bellengé : msvcrt: Prevent a crash if TlsGetValue returns NULL in DLL_THREAD_DETACH.

Alexandre Julliard julliard at wine.codeweavers.com
Mon Dec 26 11:46:01 CST 2005


Module: wine
Branch: refs/heads/master
Commit: def7563526f17c01d61c66f684930bda92334445
URL:    http://source.winehq.org/git/?p=wine.git;a=commit;h=def7563526f17c01d61c66f684930bda92334445

Author: Maxime Bellengé <maxime.bellenge at wanadoo.fr>
Date:   Mon Dec 26 12:57:06 2005 +0100

msvcrt: Prevent a crash if TlsGetValue returns NULL in DLL_THREAD_DETACH.

---

 dlls/msvcrt/main.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/dlls/msvcrt/main.c b/dlls/msvcrt/main.c
index a79d12f..779a293 100644
--- a/dlls/msvcrt/main.c
+++ b/dlls/msvcrt/main.c
@@ -70,8 +70,11 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, 
   case DLL_THREAD_DETACH:
     /* Free TLS */
     tls = TlsGetValue(msvcrt_tls_index);
-    HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
-    HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
+    if (tls)
+    {
+	HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
+	HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
+    }
     HeapFree(GetProcessHeap(), 0, tls);
     TRACE("finished thread free\n");
     break;




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