Allow NULL as argument to SysFreeString in accordance with SDK.

1999-06-05 11:53:33 +00:00 · 1999-06-05 11:53:33 +00:00 · 3e9608df2a
parent 0a7aa169c2
commit 3e9608df2a
1 changed files with 3 additions and 0 deletions
--- a/ole/ole2disp.c
+++ b/ole/ole2disp.c
@ -229,6 +229,9 @@ void WINAPI SysFreeString16(BSTR16 in)
 void WINAPI SysFreeString(BSTR in)
 {
    DWORD* bufferPointer;
+    
+    /* NULL is a valid parameter */
+    if(!in) return;

    /*
     * We have to be careful when we free a BSTR pointer, it points to