Tejun Heo 93e6d5d8f5 blkcg: cosmetic updates to blkg_create()
* Rename out_* labels to err_*.

* Do ERR_PTR() conversion once in the error return path.

This patch is cosmetic and to prepare for the hierarchy support.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
2013-01-09 08:05:10 -08:00
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