Commit f684b107 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

ACPI: CPPC: Drop redundant local variable from cpc_read() 



The ret_val local variable in cpc_read() is not necessary, so
eliminate it.

No functional impact.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: default avatarHuang Rui <ray.huang@amd.com>
parent 5f51c7ce

drivers/acpi/cppc_acpi.c

+3 −4
Original line number Diff line number Diff line
@@ -915,14 +915,13 @@ int __weak cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val) 


static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)

{

	int ret_val = 0;

	void __iomem *vaddr = NULL;

	int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);

	struct cpc_reg *reg = &reg_res->cpc_entry.reg;



	if (reg_res->type == ACPI_TYPE_INTEGER) {

		*val = reg_res->cpc_entry.int_value;

		return ret_val;

		return 0;

	}



	*val = 0;
@@ -968,10 +967,10 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val) 
	default:

		pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n",

			 reg->bit_width, pcc_ss_id);

		ret_val = -EFAULT;

		return -EFAULT;

	}



	return ret_val;

	return 0;

}



static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)