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Code Issues Releases Wiki Activity

cpu: clean up register_cpu func

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This patch could reduce one branch in this function. Also
make the code more readble.

Signed-off-by: Alex Shi <alex.shi@linaro.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
To: linux-kernel@vger.kernel.org
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-pm@vger.kernel.org
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alex Shi 2016-08-25 16:42:39 +08:00 committed by Greg Kroah-Hartman
parent 95da00e35a
commit 59fffa3406
1 changed files with 6 additions and 5 deletions
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11
drivers/base/cpu.c
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@ -371,12 +371,13 @@ int register_cpu(struct cpu *cpu, int num)
if (cpu->hotpluggable)
cpu->dev.groups = hotplugable_cpu_attr_groups;
error = device_register(&cpu->dev);
if (!error)
per_cpu(cpu_sys_devices, num) = &cpu->dev;
if (!error)
register_cpu_under_node(num, cpu_to_node(num));
if (error)
return error;
return error;
per_cpu(cpu_sys_devices, num) = &cpu->dev;
register_cpu_under_node(num, cpu_to_node(num));
return 0;
}
struct device *get_cpu_device(unsigned cpu)