Re: [PATCH 11/15] ARM: versatile: fix a leaked reference by addingmissing of_node_put

From: Linus Walleij
Date: Fri Mar 01 2019 - 08:30:23 EST


On Fri, Mar 1, 2019 at 9:57 AM Wen Yang <wen.yang99@xxxxxxxxxx> wrote:

> The call to of_get_next_child returns a node pointer with refcount
> incremented thus it must be explicitly decremented after the last
> usage.
>
> Detected by coccinelle with the following warnings:
> ./arch/arm/mach-versatile/versatile_dt.c:315:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 302, but without a corresponding object release within this function.
> ./arch/arm/mach-versatile/versatile_dt.c:320:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 302, but without a corresponding object release within this function.
>
> Signed-off-by: Wen Yang <wen.yang99@xxxxxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx

Patch applied. Will send upstream next kernel cycle or so.

Yours,
Linus Walleij