diff options
author | James Morris <jmorris@namei.org> | 2011-01-10 09:46:24 +1100 |
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committer | James Morris <jmorris@namei.org> | 2011-01-10 09:46:24 +1100 |
commit | d2e7ad19229f982fc1eb731827d82ceac90abfb3 (patch) | |
tree | 98a3741b4d4b27a48b3c7ea9babe331e539416a8 /drivers/input/joystick/xpad.c | |
parent | d03a5d888fb688c832d470b749acc5ed38e0bc1d (diff) | |
parent | 0c21e3aaf6ae85bee804a325aa29c325209180fd (diff) |
Merge branch 'master' into next
Conflicts:
security/smack/smack_lsm.c
Verified and added fix by Stephen Rothwell <sfr@canb.auug.org.au>
Ok'd by Casey Schaufler <casey@schaufler-ca.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers/input/joystick/xpad.c')
-rw-r--r-- | drivers/input/joystick/xpad.c | 123 |
1 files changed, 71 insertions, 52 deletions
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index f9fb7fa10af..56abf3d0e91 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, @@ -728,7 +732,7 @@ static void xpad_led_disconnect(struct usb_xpad *xpad) if (xpad_led) { led_classdev_unregister(&xpad_led->led_cdev); - kfree(xpad_led->name); + kfree(xpad_led); } } #else @@ -756,8 +760,9 @@ static void xpad_close(struct input_dev *dev) { struct usb_xpad *xpad = input_get_drvdata(dev); - if(xpad->xtype != XTYPE_XBOX360W) + if (xpad->xtype != XTYPE_XBOX360W) usb_kill_urb(xpad->irq_in); + xpad_stop_output(xpad); } @@ -789,8 +794,7 @@ 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 +804,23 @@ 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; @@ -887,15 +897,15 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id error = xpad_init_output(intf, xpad); if (error) - goto fail2; + goto fail3; error = xpad_init_ff(xpad); if (error) - goto fail3; + goto fail4; error = xpad_led_probe(xpad); if (error) - goto fail3; + goto fail5; ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; usb_fill_int_urb(xpad->irq_in, udev, @@ -907,34 +917,26 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id error = input_register_device(xpad->dev); if (error) - goto fail4; + goto fail6; usb_set_intfdata(intf, xpad); - /* - * Submit the int URB immediatly rather than waiting for open - * because we get status messages from the device whether - * or not any controllers are attached. In fact, it's - * exactly the message that a controller has arrived that - * we're waiting for. - */ if (xpad->xtype == XTYPE_XBOX360W) { - xpad->irq_in->dev = xpad->udev; - error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); - if (error) - goto fail4; - /* * Setup the message to set the LEDs on the * controller when it shows up */ xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); - if(!xpad->bulk_out) - goto fail5; + if (!xpad->bulk_out) { + error = -ENOMEM; + goto fail7; + } xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); - if(!xpad->bdata) - goto fail6; + if (!xpad->bdata) { + error = -ENOMEM; + goto fail8; + } xpad->bdata[2] = 0x08; switch (intf->cur_altsetting->desc.bInterfaceNumber) { @@ -955,14 +957,31 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id usb_fill_bulk_urb(xpad->bulk_out, udev, usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); + + /* + * Submit the int URB immediately rather than waiting for open + * because we get status messages from the device whether + * or not any controllers are attached. In fact, it's + * exactly the message that a controller has arrived that + * we're waiting for. + */ + xpad->irq_in->dev = xpad->udev; + error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); + if (error) + goto fail9; } return 0; - fail6: usb_free_urb(xpad->bulk_out); - fail5: usb_kill_urb(xpad->irq_in); - fail4: usb_free_urb(xpad->irq_in); - fail3: xpad_deinit_output(xpad); + fail9: kfree(xpad->bdata); + fail8: usb_free_urb(xpad->bulk_out); + fail7: input_unregister_device(input_dev); + input_dev = NULL; + fail6: xpad_led_disconnect(xpad); + fail5: if (input_dev) + input_ff_destroy(input_dev); + fail4: xpad_deinit_output(xpad); + fail3: usb_free_urb(xpad->irq_in); fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); fail1: input_free_device(input_dev); kfree(xpad); @@ -974,21 +993,24 @@ static void xpad_disconnect(struct usb_interface *intf) { struct usb_xpad *xpad = usb_get_intfdata (intf); - usb_set_intfdata(intf, NULL); - if (xpad) { - xpad_led_disconnect(xpad); - input_unregister_device(xpad->dev); - xpad_deinit_output(xpad); - if (xpad->xtype == XTYPE_XBOX360W) { - usb_kill_urb(xpad->bulk_out); - usb_free_urb(xpad->bulk_out); - usb_kill_urb(xpad->irq_in); - } - usb_free_urb(xpad->irq_in); - usb_free_coherent(xpad->udev, XPAD_PKT_LEN, - xpad->idata, xpad->idata_dma); - kfree(xpad); + xpad_led_disconnect(xpad); + input_unregister_device(xpad->dev); + xpad_deinit_output(xpad); + + if (xpad->xtype == XTYPE_XBOX360W) { + usb_kill_urb(xpad->bulk_out); + usb_free_urb(xpad->bulk_out); + usb_kill_urb(xpad->irq_in); } + + usb_free_urb(xpad->irq_in); + usb_free_coherent(xpad->udev, XPAD_PKT_LEN, + xpad->idata, xpad->idata_dma); + + kfree(xpad->bdata); + kfree(xpad); + + usb_set_intfdata(intf, NULL); } static struct usb_driver xpad_driver = { @@ -1000,10 +1022,7 @@ static struct usb_driver xpad_driver = { static int __init usb_xpad_init(void) { - int result = usb_register(&xpad_driver); - if (result == 0) - printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n"); - return result; + return usb_register(&xpad_driver); } static void __exit usb_xpad_exit(void) |