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path: root/drivers/nvme/target
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-rw-r--r--drivers/nvme/target/admin-cmd.c10
-rw-r--r--drivers/nvme/target/debugfs.c2
-rw-r--r--drivers/nvme/target/tcp.c4
3 files changed, 14 insertions, 2 deletions
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
index f7e1156ac7ec..85006b2df8ae 100644
--- a/drivers/nvme/target/admin-cmd.c
+++ b/drivers/nvme/target/admin-cmd.c
@@ -587,6 +587,16 @@ static void nvmet_execute_identify_nslist(struct nvmet_req *req)
u16 status = 0;
int i = 0;
+ /*
+ * NSID values 0xFFFFFFFE and NVME_NSID_ALL are invalid
+ * See NVMe Base Specification, Active Namespace ID list (CNS 02h).
+ */
+ if (min_nsid == 0xFFFFFFFE || min_nsid == NVME_NSID_ALL) {
+ req->error_loc = offsetof(struct nvme_identify, nsid);
+ status = NVME_SC_INVALID_NS | NVME_STATUS_DNR;
+ goto out;
+ }
+
list = kzalloc(buf_size, GFP_KERNEL);
if (!list) {
status = NVME_SC_INTERNAL;
diff --git a/drivers/nvme/target/debugfs.c b/drivers/nvme/target/debugfs.c
index cb2befc8619e..220c7391fc19 100644
--- a/drivers/nvme/target/debugfs.c
+++ b/drivers/nvme/target/debugfs.c
@@ -13,7 +13,7 @@
#include "nvmet.h"
#include "debugfs.h"
-struct dentry *nvmet_debugfs;
+static struct dentry *nvmet_debugfs;
#define NVMET_DEBUGFS_ATTR(field) \
static int field##_open(struct inode *inode, struct file *file) \
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 5bff0d5464d1..7c51c2a8c109 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -2146,8 +2146,10 @@ static u16 nvmet_tcp_install_queue(struct nvmet_sq *sq)
}
queue->nr_cmds = sq->size * 2;
- if (nvmet_tcp_alloc_cmds(queue))
+ if (nvmet_tcp_alloc_cmds(queue)) {
+ queue->nr_cmds = 0;
return NVME_SC_INTERNAL;
+ }
return 0;
}