diff options
| author | Dmitry Torokhov <dtor@insightbb.com> | 2006-11-20 10:23:04 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-12-10 09:04:52 -0200 |
| commit | b07b4783fb30dee8c542fc76ed8993108d46d6aa (patch) | |
| tree | 0e57cc5887511b31e964299820a7adf37e6e45ae /drivers/media/video/usbvideo/quickcam_messenger.c | |
| parent | ff67c614e23bf5a3c16968e2c42ab442121c4beb (diff) | |
V4L/DVB (4854): Handle errors from input_register_device()
Also sprinkled some input_sync() throughout the code.
Acked-by: Ricardo Cerqueira <v4l@cerqueira.org>
Acked-by: Oliver Endriss <o.endriss@gmx.de>
Acked-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/usbvideo/quickcam_messenger.c')
| -rw-r--r-- | drivers/media/video/usbvideo/quickcam_messenger.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/media/video/usbvideo/quickcam_messenger.c b/drivers/media/video/usbvideo/quickcam_messenger.c index bbf2beeeb449..ec0ff2247f06 100644 --- a/drivers/media/video/usbvideo/quickcam_messenger.c +++ b/drivers/media/video/usbvideo/quickcam_messenger.c @@ -86,6 +86,7 @@ MODULE_DEVICE_TABLE(usb, qcm_table); static void qcm_register_input(struct qcm *cam, struct usb_device *dev) { struct input_dev *input_dev; + int error; usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname)); strncat(cam->input_physname, "/input0", sizeof(cam->input_physname)); @@ -106,7 +107,13 @@ static void qcm_register_input(struct qcm *cam, struct usb_device *dev) input_dev->private = cam; - input_register_device(cam->input); + error = input_register_device(cam->input); + if (error) { + warn("Failed to register camera's input device, err: %d\n", + error); + input_free_device(cam->input); + cam->input = NULL; + } } static void qcm_unregister_input(struct qcm *cam) |