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authorSagi Grimberg2019-07-10 09:31:31 -0700
committerChristoph Hellwig2019-07-10 09:36:16 -0700
commit420dc733f980246f2179e0144f9cedab9ad4a91e (patch)
treebc7212cd4ffbe70e7226b432ff12816f7ac7f478 /drivers/nvme
parent4c73cbdff1119d088ed16d63def59ad32b11b18f (diff)
nvme: fix regression upon hot device removal and insertion
When we validate the new controller id, we want to skip controllers that are either deleting or dead. Fix the check to do that and not on the newly added controller. Fixes: 1b1031ca63b2 ("nvme: validate cntlid during controller initialisation") Reported-by: Jon Derrick <jonathan.derrick@intel.com> Tested-by: Jon Derrick <jonathan.derrick@intel.com> Signed-off-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index f4340dc1d399..3077cd4d75bf 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2416,8 +2416,8 @@ static bool nvme_validate_cntlid(struct nvme_subsystem *subsys,
lockdep_assert_held(&nvme_subsystems_lock);
list_for_each_entry(tmp, &subsys->ctrls, subsys_entry) {
- if (ctrl->state == NVME_CTRL_DELETING ||
- ctrl->state == NVME_CTRL_DEAD)
+ if (tmp->state == NVME_CTRL_DELETING ||
+ tmp->state == NVME_CTRL_DEAD)
continue;
if (tmp->cntlid == ctrl->cntlid) {