Commit f0543148 authored Jan 17, 2018 by Wei Yongjun Committed by Greg Kroah-Hartman Jan 23, 2018

dm crypt: fix error return code in crypt_ctr()



commit 3cc2e57c 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: ef43aa38 ("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>

parent 82e12f1b

drivers/md/dm-crypt.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -2746,6 +2746,7 @@ static int crypt_ctr(struct dm_target ti, unsigned int argc, char *argv)
		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;
		}