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We should return if get_cpu_device() fails or it leads to a NULL
dereference. Also dev_pm_opp_of_get_opp_desc_node() returns NULL on
error, it never returns error pointers.
Fixes: 46e2856b8e (cpufreq: Add Kryo CPU scaling driver)
Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: Viresh Kumar <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>