user32: Don't try to free a handle with a value of 1, which is the dde handle value for asynchronous operations.

2010-01-04 17:47:02 -08:00 · 2010-01-04 17:47:02 -08:00 · 289047c735
parent f10d56088e
commit 289047c735
1 changed files with 5 additions and 0 deletions
--- a/dlls/user32/dde_misc.c
+++ b/dlls/user32/dde_misc.c
@ -1468,6 +1468,11 @@ BOOL WINAPI DdeUnaccessData(HDDEDATA hData)
 BOOL WINAPI DdeFreeDataHandle(HDDEDATA hData)
 {
    TRACE("(%p)\n", hData);
+
+    /* 1 is the handle value returned by an asynchronous operation. */
+    if (hData == (HDDEDATA)1)
+        return TRUE;
+
    return GlobalFree(hData) == 0;
 }