cdriso: unbreak chd cdda

fixes notaz/pcsx_rearmed#328

diff --git a/libpcsxcore/cdriso.c b/libpcsxcore/cdriso.c
index c1a9cc7..cb51060 100644 (file)
--- a/libpcsxcore/cdriso.c
+++ b/libpcsxcore/cdriso.c
@@ -1976,7 +1976,7 @@ long CALLBACK ISOreadCDDA(unsigned char m, unsigned char s, unsigned char f, uns
                        }
                }
        }
-       if (!handle) {
+       if (!handle && !chd_img) {
                memset(buffer, 0, CD_FRAMESIZE_RAW);
                return -1;
        }