On 11/02/2019 12:26, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszew...@baylibre.com>
> 
> Use WARN_ON() on eny error in cp-intc initialization and drop all
> custom error messages.
> 
> Signed-off-by: Bartosz Golaszewski <bgolaszew...@baylibre.com>
> Reviewed-by: David Lechner <da...@lechnology.com>
> ---
>  arch/arm/mach-davinci/cp_intc.c | 10 +++-------
>  1 file changed, 3 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
> index f3787ae4cdbd..c1efb9390655 100644
> --- a/arch/arm/mach-davinci/cp_intc.c
> +++ b/arch/arm/mach-davinci/cp_intc.c
> @@ -200,20 +200,16 @@ davinci_cp_intc_do_init(const struct 
> davinci_cp_intc_config *config,
>                       DAVINCI_CP_INTC_CHAN_MAP(offset));
>  
>       irq_base = irq_alloc_descs(-1, 0, config->num_irqs, 0);
> -     if (irq_base < 0) {
> -             pr_warn("Couldn't allocate IRQ numbers\n");
> -             irq_base = 0;
> -     }
> +     if (WARN_ON(irq_base < 0))
> +             return irq_base;
>  
>       /* create a legacy host */
>       davinci_cp_intc_irq_domain = irq_domain_add_legacy(
>                                       node, config->num_irqs, irq_base, 0,
>                                       &davinci_cp_intc_irq_domain_ops, NULL);
>  
> -     if (!davinci_cp_intc_irq_domain) {
> -             pr_err("cp_intc: failed to allocate irq host!\n");
> +     if (WARN_ON(!davinci_cp_intc_irq_domain))
>               return -EINVAL;
> -     }
>  
>       set_handle_irq(davinci_cp_intc_handle_irq);
>  
> 

I'm sorry, but how is turning an explicit message into a long stack
trace really useful?

        M.
-- 
Jazz is not dead. It just smells funny...

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