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mmc: fix disk/queue leak in case of adding disk failure

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In case of adding disk failure, the disk needs to be released, otherwise
disk/queue is leaked.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20220718160851.312972-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ming Lei 2022-07-19 00:08:51 +08:00 committed by Jens Axboe
parent fe3333f695
commit bf14fad19f
1 changed files with 3 additions and 2 deletions
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5
drivers/mmc/core/block.c
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@ -2505,10 +2505,11 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
dev_set_drvdata(&card->dev, md);
ret = device_add_disk(md->parent, md->disk, mmc_disk_attr_groups);
if (ret)
goto err_cleanup_queue;
goto err_put_disk;
return md;
err_cleanup_queue:
err_put_disk:
put_disk(md->disk);
blk_mq_free_tag_set(&md->queue.tag_set);
err_kfree:
kfree(md);