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-rw-r--r--drivers/nvme/target/auth.c8
-rw-r--r--drivers/nvme/target/configfs.c12
-rw-r--r--drivers/nvme/target/core.c5
-rw-r--r--drivers/nvme/target/nvmet.h1
-rw-r--r--drivers/nvme/target/tcp.c11
5 files changed, 25 insertions, 12 deletions
diff --git a/drivers/nvme/target/auth.c b/drivers/nvme/target/auth.c
index 3ddbc3880c..fb518b00f7 100644
--- a/drivers/nvme/target/auth.c
+++ b/drivers/nvme/target/auth.c
@@ -285,9 +285,9 @@ int nvmet_auth_host_hash(struct nvmet_req *req, u8 *response,
}
if (shash_len != crypto_shash_digestsize(shash_tfm)) {
- pr_debug("%s: hash len mismatch (len %d digest %d)\n",
- __func__, shash_len,
- crypto_shash_digestsize(shash_tfm));
+ pr_err("%s: hash len mismatch (len %d digest %d)\n",
+ __func__, shash_len,
+ crypto_shash_digestsize(shash_tfm));
ret = -EINVAL;
goto out_free_tfm;
}
@@ -370,7 +370,7 @@ out_free_response:
nvme_auth_free_key(transformed_key);
out_free_tfm:
crypto_free_shash(shash_tfm);
- return 0;
+ return ret;
}
int nvmet_auth_ctrl_hash(struct nvmet_req *req, u8 *response,
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index 2482a0db25..3ef6bc6556 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -728,6 +728,18 @@ static struct configfs_attribute *nvmet_ns_attrs[] = {
NULL,
};
+bool nvmet_subsys_nsid_exists(struct nvmet_subsys *subsys, u32 nsid)
+{
+ struct config_item *ns_item;
+ char name[12];
+
+ snprintf(name, sizeof(name), "%u", nsid);
+ mutex_lock(&subsys->namespaces_group.cg_subsys->su_mutex);
+ ns_item = config_group_find_item(&subsys->namespaces_group, name);
+ mutex_unlock(&subsys->namespaces_group.cg_subsys->su_mutex);
+ return ns_item != NULL;
+}
+
static void nvmet_ns_release(struct config_item *item)
{
struct nvmet_ns *ns = to_nvmet_ns(item);
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 8658e9c085..7a6b3d37cc 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -425,10 +425,13 @@ void nvmet_stop_keep_alive_timer(struct nvmet_ctrl *ctrl)
u16 nvmet_req_find_ns(struct nvmet_req *req)
{
u32 nsid = le32_to_cpu(req->cmd->common.nsid);
+ struct nvmet_subsys *subsys = nvmet_req_subsys(req);
- req->ns = xa_load(&nvmet_req_subsys(req)->namespaces, nsid);
+ req->ns = xa_load(&subsys->namespaces, nsid);
if (unlikely(!req->ns)) {
req->error_loc = offsetof(struct nvme_common_command, nsid);
+ if (nvmet_subsys_nsid_exists(subsys, nsid))
+ return NVME_SC_INTERNAL_PATH_ERROR;
return NVME_SC_INVALID_NS | NVME_SC_DNR;
}
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index 6c8acebe1a..477416abf8 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -542,6 +542,7 @@ void nvmet_subsys_disc_changed(struct nvmet_subsys *subsys,
struct nvmet_host *host);
void nvmet_add_async_event(struct nvmet_ctrl *ctrl, u8 event_type,
u8 event_info, u8 log_page);
+bool nvmet_subsys_nsid_exists(struct nvmet_subsys *subsys, u32 nsid);
#define NVMET_QUEUE_SIZE 1024
#define NVMET_NR_QUEUES 128
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index c8655fc5aa..8d4531a160 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -348,6 +348,7 @@ static int nvmet_tcp_check_ddgst(struct nvmet_tcp_queue *queue, void *pdu)
return 0;
}
+/* If cmd buffers are NULL, no operation is performed */
static void nvmet_tcp_free_cmd_buffers(struct nvmet_tcp_cmd *cmd)
{
kfree(cmd->iov);
@@ -1580,13 +1581,9 @@ static void nvmet_tcp_free_cmd_data_in_buffers(struct nvmet_tcp_queue *queue)
struct nvmet_tcp_cmd *cmd = queue->cmds;
int i;
- for (i = 0; i < queue->nr_cmds; i++, cmd++) {
- if (nvmet_tcp_need_data_in(cmd))
- nvmet_tcp_free_cmd_buffers(cmd);
- }
-
- if (!queue->nr_cmds && nvmet_tcp_need_data_in(&queue->connect))
- nvmet_tcp_free_cmd_buffers(&queue->connect);
+ for (i = 0; i < queue->nr_cmds; i++, cmd++)
+ nvmet_tcp_free_cmd_buffers(cmd);
+ nvmet_tcp_free_cmd_buffers(&queue->connect);
}
static void nvmet_tcp_release_queue_work(struct work_struct *w)