check malloc result

diff --git a/win32/codepage.c b/win32/codepage.c
index d6f42d3784c1c8c8b39411ef14c1c565b7a2b9d6..d9291305bce6e4f28ca707f6c3ce2e9820e53ad4 100644 (file)
--- a/win32/codepage.c
+++ b/win32/codepage.c
@@ -369,6 +369,10 @@ PW32CP wchar_t *php_win32_cp_env_any_to_w(const char* env)
        } while (NULL != (cur = strchr(prev, '\0')) && cur++ && *cur && bin_len + (cur - prev) < 32760);
 
        envw = (wchar_t *) malloc((bin_len + 3) * sizeof(wchar_t));     
+       if (!envw) {
+               SET_ERRNO_FROM_WIN32_CODE(ERROR_OUTOFMEMORY);
+               return NULL;
+       }
        memmove(envw, ew, bin_len * sizeof(wchar_t));
        envw[bin_len] = L'\0';
        envw[bin_len + 1] = L'\0';