powerpc/mpic: handle subsys_system_register() failure

Fri Apr 29 00:22:58 AEST 2016

On Tue, 2016-26-04 at 07:55:04 UTC, Andrew Donnellan wrote:
> mpic_init_sys() currently doesn't check whether
> subsys_system_register() succeeded or not. Check the return code of
> subsys_system_register() and clean up if there's an error.
> 
> Signed-off-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/4ad5e8831e1cb663f17112e444

cheers