]> www.infradead.org Git - users/jedix/linux-maple.git/commit
cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()
authorJinjie Ruan <ruanjinjie@huawei.com>
Wed, 30 Oct 2024 01:20:19 +0000 (09:20 +0800)
committerViresh Kumar <viresh.kumar@linaro.org>
Wed, 30 Oct 2024 03:18:36 +0000 (08:48 +0530)
commita78e7207564258db6e373e86294a85f9d646d35a
tree426cc5ab89652a59f103166b8d9daea85b1bd6d7
parent96b9764864893b472206a7a324037ee903acc815
cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()

cpufreq_cpu_get_raw() may return NULL if the cpu is not in
policy->cpus cpu mask and it will cause null pointer dereference.

Fixes: 740fcdc2c20e ("cpufreq: CPPC: Register EM based on efficiency class information")
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
drivers/cpufreq/cppc_cpufreq.c