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Diffstat (limited to 'common/usb_kbd.c')
-rw-r--r--common/usb_kbd.c2
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 */