[PATCH] ARM: OMAP2+: PM debug: fix the use of debugfs_create_* API

[Kevin Hilman]

Jean Pihet <jean.pihet at newoldbits.com> writes:

> Check the return code pointer value from debugfs_create_dir for error
> or NULL.
> Also added an additional check to prevent the creation of a 'suspend'
> entry at the debugfs root in case a power domain directory cannot be
> created.
>
> Signed-off-by: Jean Pihet <j-pihet at ti.com>

Thanks, queing for v3.4.

Kevin