On 10/25, walter harms wrote:
> Am 24.10.2016 22:43, schrieb Christophe JAILLET:
> > @@ -220,6 +218,12 @@ static void __init _of_pll_clk_init(struct device_node *node, bool pllctrl)
> >
> > out:
> > pr_err("%s: error initializing pll %s\n", __func__, node->name);
> > + if (pll_data->pllm)
> > + iounmap(pll_data->pllm);
> > + if (pll_data->pll_ctl0)
> > + iounmap(pll_data->pll_ctl0);
> > + if (pll_data->pllod)
> > + iounmap(pll_data->pllod);
> > kfree(pll_data);
> > }
> >
>
> IMHO calles the iounmap() need no check for NULL.
>
ARM doesn't seem to check for NULL there though. So that would be
a bug.
It would be nice to remove the checks though. Perhaps someone
could do that by unifying ionumap into asm-generic with the NULL
check and then have architecture specific functions for the rest
of it?
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