diff options
Diffstat (limited to 'drivers/input/joystick/xpad.c')
| -rw-r--r-- | drivers/input/joystick/xpad.c | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index f9fb7fa10af3..39c0265ca156 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -543,21 +543,25 @@ exit: static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) { struct usb_endpoint_descriptor *ep_irq_out; - int error = -ENOMEM; + int error; if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX) return 0; xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->odata_dma); - if (!xpad->odata) + if (!xpad->odata) { + error = -ENOMEM; goto fail1; + } mutex_init(&xpad->odata_mutex); xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); - if (!xpad->irq_out) + if (!xpad->irq_out) { + error = -ENOMEM; goto fail2; + } ep_irq_out = &intf->cur_altsetting->endpoint[1].desc; usb_fill_int_urb(xpad->irq_out, xpad->udev, @@ -789,8 +793,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id struct usb_xpad *xpad; struct input_dev *input_dev; struct usb_endpoint_descriptor *ep_irq_in; - int i; - int error = -ENOMEM; + int i, error; for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && @@ -800,17 +803,23 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); input_dev = input_allocate_device(); - if (!xpad || !input_dev) + if (!xpad || !input_dev) { + error = -ENOMEM; goto fail1; + } xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, GFP_KERNEL, &xpad->idata_dma); - if (!xpad->idata) + if (!xpad->idata) { + error = -ENOMEM; goto fail1; + } xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); - if (!xpad->irq_in) + if (!xpad->irq_in) { + error = -ENOMEM; goto fail2; + } xpad->udev = udev; xpad->mapping = xpad_device[i].mapping; @@ -929,12 +938,16 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id * controller when it shows up */ xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); - if(!xpad->bulk_out) + if (!xpad->bulk_out) { + error = -ENOMEM; goto fail5; + } xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); - if(!xpad->bdata) + if (!xpad->bdata) { + error = -ENOMEM; goto fail6; + } xpad->bdata[2] = 0x08; switch (intf->cur_altsetting->desc.bInterfaceNumber) { |