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path: root/drivers/media/video/usbvideo/konicawc.c
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Diffstat (limited to 'drivers/media/video/usbvideo/konicawc.c')
-rw-r--r--drivers/media/video/usbvideo/konicawc.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/media/video/usbvideo/konicawc.c b/drivers/media/video/usbvideo/konicawc.c
index 6f31ecc88843..4eee8be88314 100644
--- a/drivers/media/video/usbvideo/konicawc.c
+++ b/drivers/media/video/usbvideo/konicawc.c
@@ -222,6 +222,7 @@ static void konicawc_adjust_picture(struct uvd *uvd)
222static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev) 222static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev)
223{ 223{
224 struct input_dev *input_dev; 224 struct input_dev *input_dev;
225 int error;
225 226
226 usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname)); 227 usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname));
227 strncat(cam->input_physname, "/input0", sizeof(cam->input_physname)); 228 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
242 243
243 input_dev->private = cam; 244 input_dev->private = cam;
244 245
245 input_register_device(cam->input); 246 error = input_register_device(cam->input);
247 if (error) {
248 warn("Failed to register camera's input device, err: %d\n",
249 error);
250 input_free_device(cam->input);
251 cam->input = NULL;
252 }
246} 253}
247 254
248static void konicawc_unregister_input(struct konicawc *cam) 255static void konicawc_unregister_input(struct konicawc *cam)