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authorSagi Grimberg <sagi@grimberg.me>2019-07-22 17:06:52 -0700
committerSagi Grimberg <sagi@grimberg.me>2019-08-29 12:55:00 -0700
commit4fba445828fc047c095a3a955b4ceac62cd56964 (patch)
treeacd9e0ffcbb12dd44f3e41e0032ef613d1aed681 /drivers/nvme
parent10407ec9b42d30a6ebc49f7f84e2bb2131438699 (diff)
nvme: have nvme_init_identify set ctrl->cap
No need to use a stack cap variable. Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/core.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 4ba374633dc8..f325e9516849 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -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) {