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From:   Vivien Didelot <vivien.didelot@savoirfairelinux.com>
To:     Arnd Bergmann <arnd@arndb.de>,
        "David S . Miller" <davem@davemloft.net>,
        Rob Herring <robh+dt@kernel.org>,
        Frank Rowand <frowand.list@gmail.com>
Cc:     netdev@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
        Sakari Ailus <sakari.ailus@linux.intel.com>,
        Grant Likely <grant.likely@secretlab.ca>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] [net-next?] of: add of_property_read_variable_* dummy helpers
In-Reply-To: <20171106132627.150459-1-arnd@arndb.de>
References: <20171106132627.150459-1-arnd@arndb.de>
Date:   Mon, 06 Nov 2017 09:54:44 -0500
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Hi Arnd,

Arnd Bergmann <arnd@arndb.de> writes:

> Commit a67e9472da42 ("of: Add array read functions with min/max size
> limits") added a new interface for reading variable-length arrays from
> DT properties. One user was added in dsa recently and this causes a
> build error because that code can be built with CONFIG_OF disabled:
>
> net/dsa/dsa2.c: In function 'dsa_switch_parse_member_of':
> net/dsa/dsa2.c:678:7: error: implicit declaration of function 'of_property_read_variable_u32_array'; did you mean 'of_property_read_u32_array'? [-Werror=implicit-function-declaration]
>
> This adds a dummy functions for of_property_read_variable_u32_array()
> and a few others that had been missing here. I decided to move
> of_property_read_string() and of_property_read_string_helper() in the
> process to make it easier to compare the two sets of function prototypes
> to make sure they match.
>
> Fixes: 975e6e32215e ("net: dsa: rework switch parsing")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

I missed the missing stub for of_property_read_variable_u32_array with
!CONFIG_OF. Thank you for the quick fix!

Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>

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