linux-kernel - Re: [PATCH] usb: core: add missing of_node_put() in usb_of_has_devices_or

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date: Tue, 2 Jul 2024 12:00:34 -0700
From: Stephen Boyd <swboyd@...omium.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Javier Carrasco <javier.carrasco.cruz@...il.com>
Cc: linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, 
	stable@...r.kernel.org
Subject: Re: [PATCH] usb: core: add missing of_node_put() in usb_of_has_devices_or_graph

Quoting Javier Carrasco (2024-06-24 14:10:06)
> The for_each_child_of_node() macro requires an explicit call to
> of_node_put() on early exits to decrement the child refcount and avoid a
> memory leak.
> The child node is not required outsie the loop, and the resource must be
> released before the function returns.
>
> Add the missing of_node_put().
>
> Cc: stable@...r.kernel.org
> Fixes: 82e82130a78b ("usb: core: Set connect_type of ports based on DT node")
> Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>