{
kfree(bp->bufp);
kfree(bp->dr);
- if (bp->urbp) {
- usb_free_urb(bp->urbp);
- }
+ usb_free_urb(bp->urbp);
kfree(bp);
}
bep->bufp = kmalloc (bufsize, GFP_KERNEL);
if (!bep->bufp)
goto bl_fail;
- bep->dr = (struct usb_ctrlrequest *) kmalloc (sizeof (struct usb_ctrlrequest), GFP_KERNEL);
+ bep->dr = kmalloc(sizeof (struct usb_ctrlrequest), GFP_KERNEL);
if (!bep->dr)
goto bl_fail;
bep->urbp = usb_alloc_urb (0, GFP_KERNEL);
bl_fail:/* not enough memory. Free allocated elements */
dbg ("auerbuf_setup: no more memory");
- kfree(bep);
+ auerbuf_free(bep);
auerbuf_free_buffers (bcp);
return -ENOMEM;
}
dbg ("auerswald_int_release");
/* stop the int endpoint */
- if (cp->inturbp)
- usb_kill_urb (cp->inturbp);
+ usb_kill_urb (cp->inturbp);
/* deallocate memory */
auerswald_int_free (cp);
}
-/* remove a service from the the device
+/* remove a service from the device
scp->id must be set! */
static void auerswald_removeservice (pauerswald_t cp, pauerscon_t scp)
{
}
/* we have access to the device. Now lets allocate memory */
- ccp = (pauerchar_t) kmalloc(sizeof(auerchar_t), GFP_KERNEL);
+ ccp = kzalloc(sizeof(auerchar_t), GFP_KERNEL);
if (ccp == NULL) {
err ("out of memory");
ret = -ENOMEM;
}
/* Initialize device descriptor */
- memset( ccp, 0, sizeof(auerchar_t));
init_MUTEX( &ccp->mutex);
init_MUTEX( &ccp->readmutex);
auerbuf_init (&ccp->bufctl);
return -ENODEV;
/* allocate memory for our device and initialize it */
- cp = kmalloc (sizeof(auerswald_t), GFP_KERNEL);
+ cp = kzalloc (sizeof(auerswald_t), GFP_KERNEL);
if (cp == NULL) {
err ("out of memory");
goto pfail;
}
/* Initialize device descriptor */
- memset (cp, 0, sizeof(auerswald_t));
init_MUTEX (&cp->mutex);
cp->usbdev = usbdev;
auerchain_init (&cp->controlchain);
info("device is a %s", cp->dev_desc);
/* get the maximum allowed control transfer length */
- pbuf = (__le16 *) kmalloc (2, GFP_KERNEL); /* use an allocated buffer because of urb target */
+ pbuf = kmalloc(2, GFP_KERNEL); /* use an allocated buffer because of urb target */
if (!pbuf) {
err( "out of memory");
goto pfail;