diff options
| author | Alex Shi <alex.shi@linaro.org> | 2016-08-25 16:42:39 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-08-31 15:19:55 +0200 |
| commit | 59fffa34069d80662b41438b11130771b4e2a897 (patch) | |
| tree | 0e41627337e4c881f143ee2ccc97a4e47ab5e147 /drivers/base/cpu.c | |
| parent | 95da00e35acf92bb5d39f6f08267de0c1a5c8885 (diff) | |
| download | linux-59fffa34069d80662b41438b11130771b4e2a897.tar.bz2 | |
cpu: clean up register_cpu func
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>
Diffstat (limited to 'drivers/base/cpu.c')
| -rw-r--r-- | drivers/base/cpu.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 691eeea2f19a..4c28e1a09786 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -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) |