From: Peng Ma andypma@tencent.com
[ Upstream commit cea04f3d9aeebda9d9c063c0dfa71e739c322c81 ]
The cpudata memory from kzalloc() in amd_pstate_epp_cpu_init() is not freed in the analogous exit function, so fix that.
Signed-off-by: Peng Ma andypma@tencent.com Acked-by: Mario Limonciello mario.limonciello@amd.com Reviewed-by: Perry Yuan Perry.Yuan@amd.com [ rjw: Subject and changelog edits ] Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/cpufreq/amd-pstate.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c index 07f3419954396..3efc2aef31ce4 100644 --- a/drivers/cpufreq/amd-pstate.c +++ b/drivers/cpufreq/amd-pstate.c @@ -1216,6 +1216,13 @@ static int amd_pstate_epp_cpu_init(struct cpufreq_policy *policy)
static int amd_pstate_epp_cpu_exit(struct cpufreq_policy *policy) { + struct amd_cpudata *cpudata = policy->driver_data; + + if (cpudata) { + kfree(cpudata); + policy->driver_data = NULL; + } + pr_debug("CPU %d exiting\n", policy->cpu); return 0; }