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carl9170: devres-ing input_allocate_device

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devres will take care of freeing the input_device once
it is no longer needed.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/f81a6ff3b02116c6a448c42eecb546ea5d46c108.1646250537.git.chunkeey@gmail.com
This commit is contained in:
Christian Lamparter 2022-03-02 20:51:36 +01:00 • committed by Kalle Valo
parent 23de0fa0d2
commit 87ddb2fc29
1 changed files with 2 additions and 11 deletions
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13
drivers/net/wireless/ath/carl9170/main.c
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@ -1494,7 +1494,7 @@ static int carl9170_register_wps_button(struct ar9170 *ar)
if (!(ar->features & CARL9170_WPS_BUTTON))
return 0;
input = input_allocate_device();
input = devm_input_allocate_device(&ar->udev->dev);
if (!input)
return -ENOMEM;
@ -1512,10 +1512,8 @@ static int carl9170_register_wps_button(struct ar9170 *ar)
input_set_capability(input, EV_KEY, KEY_WPS_BUTTON);
err = input_register_device(input);
if (err) {
input_free_device(input);
if (err)
return err;
}
ar->wps.pbc = input;
return 0;
@ -2038,13 +2036,6 @@ void carl9170_unregister(struct ar9170 *ar)
carl9170_debugfs_unregister(ar);
#endif /* CONFIG_CARL9170_DEBUGFS */
#ifdef CONFIG_CARL9170_WPC
if (ar->wps.pbc) {
input_unregister_device(ar->wps.pbc);
ar->wps.pbc = NULL;
}
#endif /* CONFIG_CARL9170_WPC */
carl9170_cancel_worker(ar);
cancel_work_sync(&ar->restart_work);