Messages in this thread | | | Date | Wed, 21 Sep 2022 09:14:00 +0200 | Subject | Re: [PATCH] cpufreq: qcom-cpufreq-hw: Fix uninitialized throttled_freq warning | From | Neil Armstrong <> |
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On 21/09/2022 09:10, Viresh Kumar wrote: > Commit 6240aaad75e1 was supposed to drop the reference count to the OPP, > instead it avoided more stuff if the OPP isn't found. This isn't > entirely correct. We already have a frequency value available, we just > couldn't align it with an OPP in case of IS_ERR(opp). > > Lets continue with updating thermal pressure, etc, even if we aren't > able to find an OPP here. > > This fixes warning generated by the 'smatch' tool. > > Fixes: 6240aaad75e1 ("cpufreq: qcom-hw: fix the opp entries refcounting") > Cc: v5.18+ <stable@vger.kernel.org> # v5.18+ > Reported-by: kernel test robot <lkp@intel.com> > Reported-by: Dan Carpenter <dan.carpenter@oracle.com> > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> > --- > drivers/cpufreq/qcom-cpufreq-hw.c | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) > > diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c > index d5ef3c66c762..bb32659820ce 100644 > --- a/drivers/cpufreq/qcom-cpufreq-hw.c > +++ b/drivers/cpufreq/qcom-cpufreq-hw.c > @@ -316,14 +316,14 @@ static void qcom_lmh_dcvs_notify(struct qcom_cpufreq_data *data) > if (IS_ERR(opp)) { > dev_warn(dev, "Can't find the OPP for throttling: %pe!\n", opp); > } else { > - throttled_freq = freq_hz / HZ_PER_KHZ; > - > - /* Update thermal pressure (the boost frequencies are accepted) */ > - arch_update_thermal_pressure(policy->related_cpus, throttled_freq); > - > dev_pm_opp_put(opp); > } > > + throttled_freq = freq_hz / HZ_PER_KHZ; > + > + /* Update thermal pressure (the boost frequencies are accepted) */ > + arch_update_thermal_pressure(policy->related_cpus, throttled_freq); > + > /* > * In the unlikely case policy is unregistered do not enable > * polling or h/w interrupt
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
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