4.14-stable review patch. If anyone has any objections, please let me know.
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From: Wei Yongjun weiyongjun1@huawei.com
commit 3cc2e57c4beabcbbaa46e1ac6d77ca8276a4a42d upstream.
Fix to return error code -ENOMEM from the mempool_create_kmalloc_pool() error handling case instead of 0, as done elsewhere in this function.
Fixes: ef43aa38063a6 ("dm crypt: add cryptographic data integrity protection (authenticated encryption)") Signed-off-by: Wei Yongjun weiyongjun1@huawei.com Signed-off-by: Mike Snitzer snitzer@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/md/dm-crypt.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2746,6 +2746,7 @@ static int crypt_ctr(struct dm_target *t cc->tag_pool_max_sectors * cc->on_disk_tag_size); if (!cc->tag_pool) { ti->error = "Cannot allocate integrity tags mempool"; + ret = -ENOMEM; goto bad; }