From: Keith Busch Date: Mon, 19 Sep 2022 19:45:08 +0000 (-0700) Subject: nvme: copy firmware_rev on each init X-Git-Tag: v5.15.79~515 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1c6432884010507d49a43a29a7dbdb03b25231b5;p=platform%2Fkernel%2Flinux-rpi.git nvme: copy firmware_rev on each init [ Upstream commit a8eb6c1ba48bddea82e8d74cbe6e119f006be97d ] The firmware revision can change on after a reset so copy the most recent info each time instead of just the first time, otherwise the sysfs firmware_rev entry may contain stale data. Reported-by: Jeff Lien Signed-off-by: Keith Busch Reviewed-by: Sagi Grimberg Reviewed-by: Chaitanya Kulkarni Reviewed-by: Chao Leng Signed-off-by: Christoph Hellwig Signed-off-by: Sasha Levin --- diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 76d8a72..3527a06 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2732,7 +2732,6 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) nvme_init_subnqn(subsys, ctrl, id); memcpy(subsys->serial, id->sn, sizeof(subsys->serial)); memcpy(subsys->model, id->mn, sizeof(subsys->model)); - memcpy(subsys->firmware_rev, id->fr, sizeof(subsys->firmware_rev)); subsys->vendor_id = le16_to_cpu(id->vid); subsys->cmic = id->cmic; subsys->awupf = le16_to_cpu(id->awupf); @@ -2939,6 +2938,8 @@ static int nvme_init_identify(struct nvme_ctrl *ctrl) ctrl->quirks |= core_quirks[i].quirks; } } + memcpy(ctrl->subsys->firmware_rev, id->fr, + sizeof(ctrl->subsys->firmware_rev)); if (force_apst && (ctrl->quirks & NVME_QUIRK_NO_DEEPEST_PS)) { dev_warn(ctrl->device, "forcibly allowing all power states due to nvme_core.force_apst -- use at your own risk\n");