From: Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Amitoj Kaur Chawla <amitoj1606-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
julia.lawall-L2FTfq7BK8M@public.gmane.org
Subject: Re: [PATCH] gpu: host1x: bus: Add missing of_node_put
Date: Mon, 25 Jan 2016 15:02:28 +0100 [thread overview]
Message-ID: <20160125140228.GB7014@ulmo.nvidia.com> (raw)
In-Reply-To: <20160124163210.GA24872@amitoj-Inspiron-3542>
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On Sun, Jan 24, 2016 at 10:02:10PM +0530, Amitoj Kaur Chawla wrote:
> for_each_child_of_node performs an of_node_get on each iteration, so
> to break out of the loop an of_node_put is required.
>
> Found using Coccinelle. The semantic patch used for this is as follows:
>
> // <smpl>
> @@
> expression e;
> local idexpression n;
> @@
>
> for_each_child_of_node(..., n) {
> ... when != of_node_put(n)
> when != e = n
> (
> return n;
> |
> + of_node_put(n);
> ? return ...;
> )
> ...
> }
> // </smpl>
>
> Signed-off-by: Amitoj Kaur Chawla <amitoj1606-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> ---
> drivers/gpu/host1x/bus.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Applied, thanks.
Thierry
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prev parent reply other threads:[~2016-01-25 14:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-24 16:32 [PATCH] gpu: host1x: bus: Add missing of_node_put Amitoj Kaur Chawla
2016-01-25 14:02 ` Thierry Reding [this message]
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