Commit 56b8df11 authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Mauro Carvalho Chehab

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

Compile-tested only (no hardware)
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 5aff308c
...@@ -222,6 +222,7 @@ static void konicawc_adjust_picture(struct uvd *uvd) ...@@ -222,6 +222,7 @@ static void konicawc_adjust_picture(struct uvd *uvd)
static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev) static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev)
{ {
struct input_dev *input_dev; struct input_dev *input_dev;
int error;
usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname)); usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname));
strncat(cam->input_physname, "/input0", 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 ...@@ -242,7 +243,13 @@ static void konicawc_register_input(struct konicawc *cam, struct usb_device *dev
input_dev->private = cam; 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) static void konicawc_unregister_input(struct konicawc *cam)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment