From: Keith Busch <kbusch@kernel.org> mainline inclusion from mainline-v5.8-rc1 commit ac262508daa88fb12c5dc53cf30bde163f9f26c9 category: bugfix bugzilla: NA CVE: NA Link: https://gitee.com/openeuler/kernel/issues/I1WGZE -------------------------------- If a namespace identification does not match the subsystem's head for that NSID, release the reference that was taken when the matching head was initially found. Signed-off-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk> Reviewed-by: Chao Leng <lengchao@huawei.com> Reviewed-by: Jike Cheng <chengjike.cheng@huawei.com> Signed-off-by: Lijie <lijie34@huawei.com> Acked-by: Hanjun Guo <guohanjun@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/nvme/host/core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f28b56daa846..490683b945c6 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -3174,6 +3174,7 @@ static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid, "IDs don't match for shared namespace %d\n", nsid); ret = -EINVAL; + nvme_put_ns_head(head); goto out_unlock; } } -- 2.25.1