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nvme-auth: auth success1 msg always includes resp

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In cases where RVALID is false, the response is still transmitted,
but is cleared to zero.

Relevant extract from the spec:
Response R2, if valid (i.e., if the RVALID field is set to 01h),
cleared to 0h otherwise

Signed-off-by: Mark O'Donovan <shiftee@posteo.net>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Mark O'Donovan
2023-10-25 10:51:23 +00:00
committed by Keith Busch
parent 1147dd0503
commit 75276847f4
2 changed files with 2 additions and 5 deletions
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5
drivers/nvme/host/auth.c
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@@ -339,10 +339,7 @@ static int nvme_auth_process_dhchap_success1(struct nvme_ctrl *ctrl,
struct nvme_dhchap_queue_context *chap)
{
struct nvmf_auth_dhchap_success1_data *data = chap->buf;
size_t size = sizeof(*data);
if (chap->s2)
size += chap->hash_len;
size_t size = sizeof(*data) + chap->hash_len;
if (size > CHAP_BUF_SIZE) {
chap->status = NVME_AUTH_DHCHAP_FAILURE_INCORRECT_PAYLOAD;