Make sure to exit from cdrom_boot() if a cdrom is not found.

diff --git a/src/cdrom.c b/src/cdrom.c
index 0ccc2c43ffae063256b05d1e52a30f01cc55537f..3690f677e54058079e34cc7eefdcae64b827eea8 100644 (file)
--- a/src/cdrom.c
+++ b/src/cdrom.c
@@ -432,6 +432,9 @@ cdrom_boot()
     for (device=0; device<CONFIG_MAX_ATA_DEVICES; device++)
         if (atapi_is_cdrom(device))
             break;
+    if (device >= CONFIG_MAX_ATA_DEVICES)
+        // cdrom not found
+        return 2;
 
     int ret = atapi_is_ready(device);
     if (ret)