diff options
| -rw-r--r-- | common/usb_kbd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 108bd60..920bb0f 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -162,6 +162,8 @@ int drv_usb_kbd_init(void) /* scan all USB Devices */ for(i=0;i<USB_MAX_DEVICE;i++) { dev=usb_get_dev_index(i); /* get device */ + if(dev == NULL) + return -1; if(dev->devnum!=-1) { if(usb_kbd_probe(dev,0)==1) { /* Ok, we found a keyboard */ /* check, if it is already registered */ |