Messages in this thread Patch in this message | | | From | Yangtao Li <> | Subject | [PATCH] cpufreq: scmi: fix use-after-free in scmi_cpufreq_exit() | Date | Sat, 16 Feb 2019 11:31:48 -0500 |
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This issue was detected with the help of Coccinelle. So change the order of function calls to fix it.
Fixes: 1690d8bb91e37 (cpufreq: scpi/scmi: Fix freeing of dynamic OPPs)
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> --- drivers/cpufreq/scmi-cpufreq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 242c3370544e..9ed46d188cb5 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -187,8 +187,8 @@ static int scmi_cpufreq_exit(struct cpufreq_policy *policy) cpufreq_cooling_unregister(priv->cdev); dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table); - kfree(priv); dev_pm_opp_remove_all_dynamic(priv->cpu_dev); + kfree(priv); return 0; } -- 2.17.0
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