fix uninitialized var

diff --git a/win32/ioutil.c b/win32/ioutil.c
index bd2f16f8310868567e4ac16f4a25d185f5105f61..aa56b94ee7b5c809bf4b168f3e9e9db9894b41e6 100644 (file)
--- a/win32/ioutil.c
+++ b/win32/ioutil.c
@@ -399,7 +399,7 @@ PW32IO wchar_t *php_win32_ioutil_getcwd_w(wchar_t *buf, size_t len)
 {/*{{{*/
        DWORD err = 0;
        wchar_t *tmp_buf = NULL;
-       DWORD tmp_len;
+       DWORD tmp_len = (DWORD)len;
 
        /* If buf was NULL, the result has to be freed outside here. */
        if (!buf) {