[CPUFREQ] fix double freeing in error path of pcc-cpufreq
Prevent double freeing on error path. Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com> Signed-off-by: Dave Jones <davej@redhat.com>
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47f8bcf362
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@ -368,22 +368,16 @@ static int __init pcc_cpufreq_do_osc(acpi_handle *handle)
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return -ENODEV;
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out_obj = output.pointer;
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if (out_obj->type != ACPI_TYPE_BUFFER) {
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ret = -ENODEV;
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goto out_free;
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}
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if (out_obj->type != ACPI_TYPE_BUFFER)
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return -ENODEV;
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errors = *((u32 *)out_obj->buffer.pointer) & ~(1 << 0);
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if (errors) {
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ret = -ENODEV;
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goto out_free;
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}
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if (errors)
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return -ENODEV;
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supported = *((u32 *)(out_obj->buffer.pointer + 4));
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if (!(supported & 0x1)) {
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ret = -ENODEV;
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goto out_free;
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}
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if (!(supported & 0x1))
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return -ENODEV;
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out_free:
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kfree(output.pointer);
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