Thread (7 messages) 7 messages, 2 authors, 2023-08-26
STALE1028d

[PATCH 0/3] HID: nvidia-shield: Fix the error handling path of shield_probe()

From: Christophe JAILLET <hidden>
Date: 2023-08-26 17:43:08
Also in: kernel-janitors, lkml

This serie fixes some missing clean-up function calls in the error handling of
the probe.

Patch 1 and 2 fix some similar issues introduced in 2 different commits (hence 2
patches)

Patch 3 is a proposal to be more future proof.


*Note*: I'm not 100% sure that the order of the functions is the best one in
thunderstrike_destroy(), but it is the way it was.

My personal preference would be to undo things in reverse order they are
allocated, such as:
	led_classdev_unregister(&ts->led_dev);
	power_supply_unregister(ts->base.battery_dev.psy);
	if (ts->haptics_dev)
		input_unregister_device(ts->haptics_dev);
	ida_free(&thunderstrike_ida, ts->id);
This order was explicitly chnaged by 3ab196f88237, so, as I can't test the
changes on a real harware, I've left it as-is.

Christophe JAILLET (3):
  HID: nvidia-shield: Fix a missing led_classdev_unregister() in the
    probe error handling path
  HID: nvidia-shield: Fix some missing function calls() in the probe
    error handling path
  HID: nvidia-shield: Introduce thunderstrike_destroy()

 drivers/hid/hid-nvidia-shield.c | 23 ++++++++++++++++-------
 1 file changed, 16 insertions(+), 7 deletions(-)

-- 
2.34.1
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