Commit 4fba4458 authored by Sagi Grimberg's avatar Sagi Grimberg
Browse files

nvme: have nvme_init_identify set ctrl->cap 



No need to use a stack cap variable.

Reviewed-by: default avatarMinwoo Im <minwoo.im.dev@gmail.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarSagi Grimberg <sagi@grimberg.me>
parent 10407ec9

drivers/nvme/host/core.c

+3 −4
Original line number Diff line number Diff line
@@ -2562,7 +2562,6 @@ static int nvme_get_effects_log(struct nvme_ctrl *ctrl) 
int nvme_init_identify(struct nvme_ctrl *ctrl)

{

	struct nvme_id_ctrl *id;

	u64 cap;

	int ret, page_shift;

	u32 max_hw_sectors;

	bool prev_apst_enabled;
@@ -2573,15 +2572,15 @@ int nvme_init_identify(struct nvme_ctrl *ctrl) 
		return ret;

	}



	ret = ctrl->ops->reg_read64(ctrl, NVME_REG_CAP, &cap);

	ret = ctrl->ops->reg_read64(ctrl, NVME_REG_CAP, &ctrl->cap);

	if (ret) {

		dev_err(ctrl->device, "Reading CAP failed (%d)\n", ret);

		return ret;

	}

	page_shift = NVME_CAP_MPSMIN(cap) + 12;

	page_shift = NVME_CAP_MPSMIN(ctrl->cap) + 12;



	if (ctrl->vs >= NVME_VS(1, 1, 0))

		ctrl->subsystem = NVME_CAP_NSSRC(cap);

		ctrl->subsystem = NVME_CAP_NSSRC(ctrl->cap);



	ret = nvme_identify_ctrl(ctrl, &id);

	if (ret) {