Re: [PATCH 1/5] pinctrl: pistachio: fix leaked of_node references

From: Linus Walleij
Date: Tue Apr 23 2019 - 06:34:53 EST


On Fri, Apr 12, 2019 at 8:01 AM Wen Yang <wen.yang99@xxxxxxxxxx> wrote:

> The call to of_get_child_by_name returns a node pointer with refcount
> incremented thus it must be explicitly decremented after the last
> usage.
>
> Detected by coccinelle with the following warnings:
> ./drivers/pinctrl/pinctrl-pistachio.c:1422:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 1360, but without a corresponding object release within this function.
>
> Signed-off-by: Wen Yang <wen.yang99@xxxxxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: linux-gpio@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx

Patch applied.

Yours,
Linus Walleij