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Message-ID: <b49cf013-79ca-3ad3-14e2-9227fde5b080@geekplace.eu>
Date:   Wed, 16 May 2018 14:09:54 +0200
From:   Florian Schmaus <flo@...kplace.eu>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/3] driver-core: print bus registration error value

On 16.05.2018 14:05, Florian Schmaus wrote:
> Signed-off-by: Florian Schmaus <flo@...kplace.eu>
> ---
> 
> Notes:
>     - Use correct member name 'bus_register_error'
>     - Only print out error code if it is non-zero
> 
>  drivers/base/bus.c    |  4 +++-
>  drivers/base/driver.c | 13 ++++++++++---
>  2 files changed, 13 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/base/bus.c b/drivers/base/bus.c
> index dce677dddba4..5814ecb07648 100644
> --- a/drivers/base/bus.c
> +++ b/drivers/base/bus.c
> @@ -849,8 +849,10 @@ int bus_register(struct bus_type *bus)
>  	struct lock_class_key *key = &bus->lock_key;
>  
>  	priv = kzalloc(sizeof(struct subsys_private), GFP_KERNEL);
> -	if (!priv)
> +	if (!priv) {
> +		bus->bus_register_error = -ENOMEM;
>  		return -ENOMEM;
> +	}
>  
>  	priv->bus = bus;
>  	bus->p = priv;

I'm sorry, this change was meant to be part of 2/3 (and not 3/3). Shall
I send a v5 where this is fixed?

- Florian



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