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path: root/drivers/input/joystick/grip.c
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Diffstat (limited to 'drivers/input/joystick/grip.c')
-rw-r--r--drivers/input/joystick/grip.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/input/joystick/grip.c b/drivers/input/joystick/grip.c
index a936e7aedb10..20cb98ac2d79 100644
--- a/drivers/input/joystick/grip.c
+++ b/drivers/input/joystick/grip.c
@@ -192,6 +192,9 @@ static void grip_poll(struct gameport *gameport)
for (i = 0; i < 2; i++) {
dev = grip->dev[i];
+ if (!dev)
+ continue;
+
grip->reads++;
switch (grip->mode[i]) {
@@ -381,12 +384,15 @@ static int grip_connect(struct gameport *gameport, struct gameport_driver *drv)
if (t > 0)
set_bit(t, input_dev->keybit);
- input_register_device(grip->dev[i]);
+ err = input_register_device(grip->dev[i]);
+ if (err)
+ goto fail4;
}
return 0;
- fail3: for (i = 0; i < 2; i++)
+ fail4: input_free_device(grip->dev[i]);
+ fail3: while (--i >= 0)
if (grip->dev[i])
input_unregister_device(grip->dev[i]);
fail2: gameport_close(gameport);
@@ -411,6 +417,7 @@ static void grip_disconnect(struct gameport *gameport)
static struct gameport_driver grip_drv = {
.driver = {
.name = "grip",
+ .owner = THIS_MODULE,
},
.description = DRIVER_DESC,
.connect = grip_connect,