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List:       kernel-janitors
Subject:    Re: [PATCH 08/12] crypto: add missing of_node_put after of_device_is_available
From:       Herbert Xu <herbert () gondor ! apana ! org ! au>
Date:       2019-02-28 6:39:10
Message-ID: 20190228063910.yntbq4s7mdinp2ao () gondor ! apana ! org ! au
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On Sat, Feb 23, 2019 at 02:20:39PM +0100, Julia Lawall wrote:
> Add an of_node_put when a tested device node is not available.
> 
> The semantic patch that fixes this problem is as follows
> (http://coccinelle.lip6.fr):
> 
> // <smpl>
> @@
> identifier f;
> local idexpression e;
> expression x;
> @@
> 
> e = f(...);
> ... when != of_node_put(e)
>     when != x = e
>     when != e = x
>     when any
> if (<+...of_device_is_available(e)...+>) {
>   ... when != of_node_put(e)
> (
>   return e;
> |
> + of_node_put(e);
>   return ...;
> )
> }
> // </smpl>
> 
> Fixes: 5343e674f32fb ("crypto4xx: integrate ppc4xx-rng into crypto4xx")
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
> 
> ---
>  drivers/crypto/amcc/crypto4xx_trng.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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