Input: tmdc - handle errors from input_register_device()
Also set .owner in driver structure so we'll have a link between
module and driver in sysfs.
Signed-off-by: Dmitry Torokhov <[email protected]>
---
drivers/input/joystick/tmdc.c | 15 +++++++++++----
1 files changed, 11 insertions(+), 4 deletions(-)
Index: work/drivers/input/joystick/tmdc.c
===================================================================
--- work.orig/drivers/input/joystick/tmdc.c
+++ work/drivers/input/joystick/tmdc.c
@@ -284,13 +284,13 @@ static int tmdc_setup_port(struct tmdc *
struct tmdc_port *port;
struct input_dev *input_dev;
int i, j, b = 0;
+ int err;
tmdc->port[idx] = port = kzalloc(sizeof (struct tmdc_port), GFP_KERNEL);
input_dev = input_allocate_device();
if (!port || !input_dev) {
- kfree(port);
- input_free_device(input_dev);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto fail;
}
port->mode = data[TMDC_BYTE_ID];
@@ -347,9 +347,15 @@ static int tmdc_setup_port(struct tmdc *
b += port->btnc[i];
}
- input_register_device(port->dev);
+ err = input_register_device(port->dev);
+ if (err)
+ goto fail;
return 0;
+
+ fail: input_free_device(input_dev);
+ kfree(port);
+ return err;
}
/*
@@ -424,6 +430,7 @@ static void tmdc_disconnect(struct gamep
static struct gameport_driver tmdc_drv = {
.driver = {
.name = "tmdc",
+ .owner = THIS_MODULE,
},
.description = DRIVER_DESC,
.connect = tmdc_connect,
-
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