Messages in this thread | | | Date | Thu, 10 Jan 2013 22:18:28 +0900 | From | Paul Mundt <> | Subject | Re: clk dereference in arch/sh/kernel/cpufreq.c |
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On Thu, Jan 10, 2013 at 10:31:46AM +0100, Julia Lawall wrote: > On Thu, 10 Jan 2013, Paul Mundt wrote: > > > On Thu, Jan 03, 2013 at 10:40:20AM +0100, Julia Lawall wrote: > > > There has been a discussion recently about how the result of get_clk > > > should be an opaque handle, not a value that can be dereferenced: > > > > > > https://lkml.org/lkml/2012/12/20/105 > > > > > > There is such a dereference in arch/sh/kernel/cpufreq.c, in the function > > > sh_cpufreq_cpu_init: > > > > > > freq_table = cpuclk->nr_freqs ? cpuclk->freq_table : NULL; > > > > > > It was not obvious to me, however, what API function should be used > > > instead, so I am just reporting the (potential) problem. > > > > > In this case we would have to add some new API for fetching the frequency > > table associated with the struct clk, which is reasonably > > straightforward. It's not obvious how a private API vs deref of a type we > > have a private definition for is any better or worse, though. This code > > is not aimed at the common struct clk in any event. > > OK, maybe it should just be left as is? > That would be in line with my intentions.
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