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V4L/DVB (4413): Konicawc - handle errors from input_register_device()
Compile-tested only (no hardware) Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -222,6 +222,7 @@ static void konicawc_adjust_picture(struct uvd *uvd)
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static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev)
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{
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struct input_dev *input_dev;
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int error;
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usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname));
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strncat(cam->input_physname, "/input0", sizeof(cam->input_physname));
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@ -242,7 +243,13 @@ static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev
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input_dev->private = cam;
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input_register_device(cam->input);
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error = input_register_device(cam->input);
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if (error) {
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warn("Failed to register camera's input device, err: %d\n",
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error);
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input_free_device(cam->input);
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cam->input = NULL;
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}
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}
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static void konicawc_unregister_input(struct konicawc *cam)
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