Re: [PATCH 1/6] clk: tegra: don't abort clk init on error

[Thierry Reding <thierry.reding@gmail.com>]

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On Tue, Jul 15, 2014 at 06:24:31PM +0300, Peter De Schrijver wrote:
> Just continue initializing clocks if there's an error on one of them. This
> is useful if there's a mistake in the inittable, because the system could
> hang if clk_disable_unused() disables some of the critical clocks in this
> table.
> 
> Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
> ---
>  drivers/clk/tegra/clk.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c
> index c0a7d77..d081732 100644
> --- a/drivers/clk/tegra/clk.c
> +++ b/drivers/clk/tegra/clk.c
> @@ -207,7 +207,7 @@ void __init tegra_init_from_table(struct tegra_clk_init_table *tbl,
>  	for (; tbl->clk_id < clk_max; tbl++) {
>  		clk = clks[tbl->clk_id];
>  		if (IS_ERR_OR_NULL(clk))
> -			return;
> +			continue;

Perhaps rather than silently ignoring, should this at least print out an
error? I'd even go as far as make it a full-blown WARN to make sure
people notice and this gets fixed early.

Thierry

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