Messages in this thread | | | Date | Thu, 10 Jan 2013 17:59:24 +0900 | From | Paul Mundt <> | Subject | Re: clk dereference in arch/sh/kernel/cpufreq.c |
| |
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.
| |