diff options
author | Sagi Grimberg <sagi@grimberg.me> | 2022-11-13 14:24:10 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-19 17:20:57 +0300 |
commit | a584cf03ff8b546e6b1bae4f254223b2fcff6dfd (patch) | |
tree | 96592bf46ee5255764f3a08315960e8476683bdc /drivers/nvme | |
parent | 43d0724d756a13694f612a8a151f835ad6425b93 (diff) | |
download | linux-a584cf03ff8b546e6b1bae4f254223b2fcff6dfd.tar.xz |
nvme-auth: don't ignore key generation failures when initializing ctrl keys
[ Upstream commit 193a8c7e5f1a8481841636cec9c185543ec5c759 ]
nvme_auth_generate_key can fail, don't ignore it upon initialization.
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Stable-dep-of: 7ed5cf8e6d9b ("nvme-core: fix dev_pm_qos memleak")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/nvme')
-rw-r--r-- | drivers/nvme/host/auth.c | 19 | ||||
-rw-r--r-- | drivers/nvme/host/core.c | 6 | ||||
-rw-r--r-- | drivers/nvme/host/nvme.h | 7 |
3 files changed, 25 insertions, 7 deletions
diff --git a/drivers/nvme/host/auth.c b/drivers/nvme/host/auth.c index 1a27d7fb4fa9..9dfd3d029305 100644 --- a/drivers/nvme/host/auth.c +++ b/drivers/nvme/host/auth.c @@ -956,15 +956,26 @@ static void nvme_ctrl_auth_work(struct work_struct *work) */ } -void nvme_auth_init_ctrl(struct nvme_ctrl *ctrl) +int nvme_auth_init_ctrl(struct nvme_ctrl *ctrl) { + int ret; + INIT_LIST_HEAD(&ctrl->dhchap_auth_list); INIT_WORK(&ctrl->dhchap_auth_work, nvme_ctrl_auth_work); mutex_init(&ctrl->dhchap_auth_mutex); if (!ctrl->opts) - return; - nvme_auth_generate_key(ctrl->opts->dhchap_secret, &ctrl->host_key); - nvme_auth_generate_key(ctrl->opts->dhchap_ctrl_secret, &ctrl->ctrl_key); + return 0; + ret = nvme_auth_generate_key(ctrl->opts->dhchap_secret, + &ctrl->host_key); + if (ret) + return ret; + ret = nvme_auth_generate_key(ctrl->opts->dhchap_ctrl_secret, + &ctrl->ctrl_key); + if (ret) { + nvme_auth_free_key(ctrl->host_key); + ctrl->host_key = NULL; + } + return ret; } EXPORT_SYMBOL_GPL(nvme_auth_init_ctrl); diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 2b07a67958b4..09ff0d75aaf3 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -5171,9 +5171,13 @@ int nvme_init_ctrl(struct nvme_ctrl *ctrl, struct device *dev, nvme_fault_inject_init(&ctrl->fault_inject, dev_name(ctrl->device)); nvme_mpath_init_ctrl(ctrl); - nvme_auth_init_ctrl(ctrl); + ret = nvme_auth_init_ctrl(ctrl); + if (ret) + goto out_free_cdev; return 0; +out_free_cdev: + cdev_device_del(&ctrl->cdev, ctrl->device); out_free_name: nvme_put_ctrl(ctrl); kfree_const(ctrl->device->kobj.name); diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 5ed771d576c6..69f9e69208f6 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -1028,13 +1028,16 @@ static inline bool nvme_ctrl_sgl_supported(struct nvme_ctrl *ctrl) } #ifdef CONFIG_NVME_AUTH -void nvme_auth_init_ctrl(struct nvme_ctrl *ctrl); +int nvme_auth_init_ctrl(struct nvme_ctrl *ctrl); void nvme_auth_stop(struct nvme_ctrl *ctrl); int nvme_auth_negotiate(struct nvme_ctrl *ctrl, int qid); int nvme_auth_wait(struct nvme_ctrl *ctrl, int qid); void nvme_auth_free(struct nvme_ctrl *ctrl); #else -static inline void nvme_auth_init_ctrl(struct nvme_ctrl *ctrl) {}; +static inline int nvme_auth_init_ctrl(struct nvme_ctrl *ctrl) +{ + return 0; +} static inline void nvme_auth_stop(struct nvme_ctrl *ctrl) {}; static inline int nvme_auth_negotiate(struct nvme_ctrl *ctrl, int qid) { |