Commit 3aaba245 authored by Arvind Yadav's avatar Arvind Yadav Committed by Greg Kroah-Hartman
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driver core: cpu: use put_device() if device_register fail 



if device_register() returned an error! Always use put_device()
to give up the reference initialized.

Signed-off-by: default avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c1cc0d51

drivers/base/cpu.c

+3 −1
Original line number Diff line number Diff line
@@ -382,8 +382,10 @@ 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)

	if (error) {

		put_device(&cpu->dev);

		return error;

	}



	per_cpu(cpu_sys_devices, num) = &cpu->dev;

	register_cpu_under_node(num, cpu_to_node(num));