[PATCH] video: backlight: sky81452-backlight: Fix reference count imbalance on error
Markus Elfring
Markus.Elfring at web.de
Wed Aug 19 16:18:08 UTC 2020
> When of_property_read_u32_array() returns an error code,
> a pairing refcount decrement is needed to keep np's refcount balanced.
Can another imperative wording be helpful for the change description?
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?id=18445bf405cb331117bc98427b1ba6f12418ad17#n151
Would an other commit message be a bit nicer?
…
> +++ b/drivers/video/backlight/sky81452-backlight.c
> @@ -217,6 +217,7 @@ static struct sky81452_bl_platform_data *sky81452_bl_parse_dt(
> num_entry);
> if (ret < 0) {
> dev_err(dev, "led-sources node is invalid.\n");
> + of_node_put(np);
> return ERR_PTR(-EINVAL);
> }
I propose to add the jump target “put_node” so that a bit of common exception
handling code can be better reused at the end of this function implementation.
Regards,
Markus
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