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lightnvm: fix memory leak when submit fails

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commit 9778448175 upstream.

The allocated page is not released if error occurs in
nvm_submit_io_sync_raw(). __free_page() is moved ealier to avoid
possible memory leak issue.

Fixes: aff3fb18f9 ("lightnvm: move bad block and chunk state logic to core")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pan Bian 2021-01-20 23:22:02 -08:00 committed by Greg Kroah-Hartman
parent 76e2b0b65d
commit 73171b677f
1 changed files with 1 additions and 2 deletions
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3
drivers/lightnvm/core.c
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@ -844,11 +844,10 @@ static int nvm_bb_chunk_sense(struct nvm_dev *dev, struct ppa_addr ppa)
rqd.ppa_addr = generic_to_dev_addr(dev, ppa);
ret = nvm_submit_io_sync_raw(dev, &rqd);
__free_page(page);
if (ret)
return ret;
__free_page(page);
return rqd.error;
}