[PATCH v3] nvmet-auth: update sc_c in target host hash calculation

[Alistair Francis]

On Fri, Nov 7, 2025 at 9:17 AM <alistair23 at gmail.com> wrote:
>
> From: Alistair Francis <alistair.francis at wdc.com>
>
> Commit 7e091add9c43 "nvme-auth: update sc_c in host response" added
> the sc_c variable to the dhchap queue context structure which is
> appropriately set during negotiate and then used in the host response.
>
> This breaks secure concat connections with a Linux target as the target
> code wasn't updated at the same time. This patch fixes this by adding a
> new sc_c variable to the host hash calculations.
>
> Fixes: 7e091add9c43 ("nvme-auth: update sc_c in host response")
> Signed-off-by: Alistair Francis <alistair.francis at wdc.com>

Gentle reminder that this is needed in 6.18

Alistair