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V4L/DVB (4413): Konicawc - handle errors from input_register_device()

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Compile-tested only (no hardware)

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Dmitry Torokhov 2006-08-08 15:48:06 -03:00 committed by Mauro Carvalho Chehab
parent 5aff308c5e
commit 56b8df1134
1 changed files with 8 additions and 1 deletions
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9
drivers/media/video/usbvideo/konicawc.c
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@ -222,6 +222,7 @@ static void konicawc_adjust_picture(struct uvd *uvd)
static void konicawc_register_input(struct konicawc *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));
@ -242,7 +243,13 @@ static void konicawc_register_input(struct konicawc *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 konicawc_unregister_input(struct konicawc *cam)