diff options
| author |   Dmitry Torokhov <dtor@mail.ru> | 2007-04-04 10:40:57 +0200 |
|---|---|---|
| committer |   Jiri Kosina <jkosina@suse.cz> | 2007-04-11 10:36:03 +0200 |
| commit | 5d6341c606b9eb62fbaa7b2a0da82ac851bf0fc4 (patch) | |
| tree | 5ab2882f7b524ba20dab60957ab2d8176fc9890c /drivers/hid | |
| parent | USB HID: add QUIRK_HIDDEV for Belkin Flip KVM (diff) | |
| download | linux-dev-5d6341c606b9eb62fbaa7b2a0da82ac851bf0fc4.tar.xz linux-dev-5d6341c606b9eb62fbaa7b2a0da82ac851bf0fc4.zip | |
USB HID: usbkbd/usbmouse - handle errors when registering devices
Handle errors when registering input devices in usbkbd/usbmouse.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/usbhid/usbkbd.c | 13 | ||||
| -rw-r--r-- | drivers/hid/usbhid/usbmouse.c | 15 |
2 files changed, 20 insertions, 8 deletions
diff --git a/drivers/hid/usbhid/usbkbd.c b/drivers/hid/usbhid/usbkbd.c index 3749f4a235f9..65aa12e8d7b3 100644 --- a/drivers/hid/usbhid/usbkbd.c +++ b/drivers/hid/usbhid/usbkbd.c @@ -228,6 +228,7 @@ static int usb_kbd_probe(struct usb_interface *iface, struct usb_kbd *kbd; struct input_dev *input_dev; int i, pipe, maxp; + int error = -ENOMEM; interface = iface->cur_altsetting; @@ -306,15 +307,19 @@ static int usb_kbd_probe(struct usb_interface *iface, kbd->led->transfer_dma = kbd->leds_dma; kbd->led->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP); - input_register_device(kbd->dev); + error = input_register_device(kbd->dev); + if (error) + goto fail2; usb_set_intfdata(iface, kbd); return 0; -fail2: usb_kbd_free_mem(dev, kbd); -fail1: input_free_device(input_dev); +fail2: + usb_kbd_free_mem(dev, kbd); +fail1: + input_free_device(input_dev); kfree(kbd); - return -ENOMEM; + return error; } static void usb_kbd_disconnect(struct usb_interface *intf) diff --git a/drivers/hid/usbhid/usbmouse.c b/drivers/hid/usbhid/usbmouse.c index 692fd6087779..573776d865e1 100644 --- a/drivers/hid/usbhid/usbmouse.c +++ b/drivers/hid/usbhid/usbmouse.c @@ -120,6 +120,7 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i struct usb_mouse *mouse; struct input_dev *input_dev; int pipe, maxp; + int error = -ENOMEM; interface = intf->cur_altsetting; @@ -188,15 +189,21 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i mouse->irq->transfer_dma = mouse->data_dma; mouse->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - input_register_device(mouse->dev); + error = input_register_device(mouse->dev); + if (error) + goto fail3; usb_set_intfdata(intf, mouse); return 0; -fail2: usb_buffer_free(dev, 8, mouse->data, mouse->data_dma); -fail1: input_free_device(input_dev); +fail3: + usb_free_urb(mouse->irq); +fail2: + usb_buffer_free(dev, 8, mouse->data, mouse->data_dma); +fail1: + input_free_device(input_dev); kfree(mouse); - return -ENOMEM; + return error; } static void usb_mouse_disconnect(struct usb_interface *intf) |