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lightnvm: fix bad back free on error path

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Free memory correctly when an allocation fails on a loop and we free
backwards previously successful allocations.

Signed-off-by: Javier González <javier@cnexlabs.com>
Reviewed-by: Matias Bjørling <matias@cnexlabs.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Javier González 2017-05-03 11:19:05 +02:00 committed by Jens Axboe
parent 2e13f33a24
commit 507f7d68fe
1 changed files with 2 additions and 2 deletions
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4
drivers/lightnvm/core.c
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@ -74,7 +74,7 @@ static int nvm_reserve_luns(struct nvm_dev *dev, int lun_begin, int lun_end)
return 0;
err:
while (--i > lun_begin)
while (--i >= lun_begin)
clear_bit(i, dev->lun_map);
return -EBUSY;
@ -211,7 +211,7 @@ static struct nvm_tgt_dev *nvm_create_tgt_dev(struct nvm_dev *dev,
return tgt_dev;
err_ch:
while (--i > 0)
while (--i >= 0)
kfree(dev_map->chnls[i].lun_offs);
kfree(luns);
err_luns: