linux-kernel - Re: [PATCH] clk: scpi: error when clock fails to register

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Message-ID: <7eb946bf-6958-daf9-fd75-f1e23c1f2154@arm.com>
Date:   Thu, 29 Jun 2017 10:03:07 +0100
From:   Sudeep Holla <sudeep.holla@....com>
To:     Jerome Brunet <jbrunet@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>
Cc:     Sudeep Holla <sudeep.holla@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>
Subject: Re: [PATCH] clk: scpi: error when clock fails to register

Hi Jerome,

Thanks for the fix.

On 28/06/17 14:53, Jerome Brunet wrote:
> Current implementation of scpi_clk_add just print a warning when clock
> fails to register but then keep going as if nothing happened. The
> provider is then registered with bogus data.
> 
> This may latter lead to an Oops in __clk_create_clk when
> hlist_add_head(&clk->clks_node, &hw->core->clks) is called.
> 
> This patch fixes the issue and errors if a clock fails to register.
> 
> Fixes: cd52c2a4b5c4 ("clk: add support for clocks provided by SCP(System Control Processor)")

Reviewed-by: Sudeep Holla <sudeep.holla@....com>

-- 
Regards,
Sudeep