Messages in this thread Patch in this message | | | From | Jeffy Chen <> | Subject | [PATCH] arch_topology: Fix putting invalid cpu clk | Date | Tue, 17 Mar 2020 08:18:29 +0800 |
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Add a sanity check before putting the cpu clk.
Fixes: 2a6d1c6bcd1f (“arch_topology: Adjust initial CPU capacities with current freq") Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com> ---
drivers/base/arch_topology.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index 8a9fe2bc8635..4d0a0038b476 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -176,11 +176,11 @@ bool __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu) * frequency (by keeping the initial freq_factor value). */ cpu_clk = of_clk_get(cpu_node, 0); - if (!PTR_ERR_OR_ZERO(cpu_clk)) + if (!PTR_ERR_OR_ZERO(cpu_clk)) { per_cpu(freq_factor, cpu) = clk_get_rate(cpu_clk) / 1000; - - clk_put(cpu_clk); + clk_put(cpu_clk); + } } else { if (raw_capacity) { pr_err("cpu_capacity: missing %pOF raw capacity\n", -- 2.11.0
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