weiping zhang 4c18c9e962 blkcg: avoid free blkcg_root when failed to alloc blkcg policy ...

this patch fix two errors, firstly avoid kfree blk_root, secondly not
free(blkcg) ,if blkcg alloc fail(blkcg == NULL), just unlock that mutex;

Signed-off-by: weiping zhang <zhangweiping@didichuxing.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2017-08-25 13:51:07 -06:00

38 KiB

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