* [PATCH] nvmet-tcp: do not continue for invalid icreq
@ 2024-01-12 7:23 hare
2024-01-15 12:54 ` Sagi Grimberg
2024-01-15 22:11 ` Chaitanya Kulkarni
0 siblings, 2 replies; 7+ messages in thread
From: hare @ 2024-01-12 7:23 UTC (permalink / raw)
To: Christoph Hellwig; +Cc: Sagi Grimberg, Keith Busch, linux-nvme, Hannes Reinecke
From: Hannes Reinecke <hare@suse.de>
When the length check for an icreq sqe fails we should not
continue processing but rather return immediately as all
other contents of that sqe cannot be relied on.
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
drivers/nvme/target/tcp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 6a1e6bb80062..3d606ab01506 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -898,6 +898,7 @@ static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue)
pr_err("bad nvme-tcp pdu length (%d)\n",
le32_to_cpu(icreq->hdr.plen));
nvmet_tcp_fatal_error(queue);
+ return -EPROTO;
}
if (icreq->pfv != NVME_TCP_PFV_1_0) {
--
2.35.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [PATCH] nvmet-tcp: do not continue for invalid icreq
2024-01-12 7:23 hare
@ 2024-01-15 12:54 ` Sagi Grimberg
2024-01-15 22:11 ` Chaitanya Kulkarni
1 sibling, 0 replies; 7+ messages in thread
From: Sagi Grimberg @ 2024-01-15 12:54 UTC (permalink / raw)
To: hare, Christoph Hellwig; +Cc: Keith Busch, linux-nvme, Hannes Reinecke
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH] nvmet-tcp: do not continue for invalid icreq
2024-01-12 7:23 hare
2024-01-15 12:54 ` Sagi Grimberg
@ 2024-01-15 22:11 ` Chaitanya Kulkarni
1 sibling, 0 replies; 7+ messages in thread
From: Chaitanya Kulkarni @ 2024-01-15 22:11 UTC (permalink / raw)
To: hare@kernel.org, Christoph Hellwig
Cc: Sagi Grimberg, Keith Busch, linux-nvme@lists.infradead.org,
Hannes Reinecke
On 1/11/24 23:23, hare@kernel.org wrote:
> From: Hannes Reinecke <hare@suse.de>
>
> When the length check for an icreq sqe fails we should not
> continue processing but rather return immediately as all
> other contents of that sqe cannot be relied on.
above can be restructured at the time of applying the patch :-
When the length check for an icreq sqe fails we should not continue
processing but rather return immediately as all other contents of the
sqe cannot be relied on.
> Signed-off-by: Hannes Reinecke <hare@suse.de>
> ---
> drivers/nvme/target/tcp.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
> index 6a1e6bb80062..3d606ab01506 100644
> --- a/drivers/nvme/target/tcp.c
> +++ b/drivers/nvme/target/tcp.c
> @@ -898,6 +898,7 @@ static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue)
> pr_err("bad nvme-tcp pdu length (%d)\n",
> le32_to_cpu(icreq->hdr.plen));
> nvmet_tcp_fatal_error(queue);
> + return -EPROTO;
> }
>
> if (icreq->pfv != NVME_TCP_PFV_1_0) {
Looks good.
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
-ck
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH] nvmet-tcp: do not continue for invalid icreq
@ 2024-03-08 7:11 Hannes Reinecke
2024-03-08 9:57 ` Sagi Grimberg
` (2 more replies)
0 siblings, 3 replies; 7+ messages in thread
From: Hannes Reinecke @ 2024-03-08 7:11 UTC (permalink / raw)
To: Christoph Hellwig; +Cc: Keith Busch, Sagi Grimberg, linux-nvme, Hannes Reinecke
From: Hannes Reinecke <hare@suse.de>
When the length check for an icreq sqe fails we should not
continue processing but rather return immediately as all
other contents of that sqe cannot be relied on.
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
drivers/nvme/target/tcp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 6a1e6bb80062..3d606ab01506 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -898,6 +898,7 @@ static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue)
pr_err("bad nvme-tcp pdu length (%d)\n",
le32_to_cpu(icreq->hdr.plen));
nvmet_tcp_fatal_error(queue);
+ return -EPROTO;
}
if (icreq->pfv != NVME_TCP_PFV_1_0) {
--
2.35.3
^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [PATCH] nvmet-tcp: do not continue for invalid icreq
2024-03-08 7:11 [PATCH] nvmet-tcp: do not continue for invalid icreq Hannes Reinecke
@ 2024-03-08 9:57 ` Sagi Grimberg
2024-03-08 14:42 ` Christoph Hellwig
2024-03-08 16:20 ` Keith Busch
2 siblings, 0 replies; 7+ messages in thread
From: Sagi Grimberg @ 2024-03-08 9:57 UTC (permalink / raw)
To: Hannes Reinecke, Christoph Hellwig
Cc: Keith Busch, linux-nvme, Hannes Reinecke
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH] nvmet-tcp: do not continue for invalid icreq
2024-03-08 7:11 [PATCH] nvmet-tcp: do not continue for invalid icreq Hannes Reinecke
2024-03-08 9:57 ` Sagi Grimberg
@ 2024-03-08 14:42 ` Christoph Hellwig
2024-03-08 16:20 ` Keith Busch
2 siblings, 0 replies; 7+ messages in thread
From: Christoph Hellwig @ 2024-03-08 14:42 UTC (permalink / raw)
To: Hannes Reinecke
Cc: Christoph Hellwig, Keith Busch, Sagi Grimberg, linux-nvme,
Hannes Reinecke
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH] nvmet-tcp: do not continue for invalid icreq
2024-03-08 7:11 [PATCH] nvmet-tcp: do not continue for invalid icreq Hannes Reinecke
2024-03-08 9:57 ` Sagi Grimberg
2024-03-08 14:42 ` Christoph Hellwig
@ 2024-03-08 16:20 ` Keith Busch
2 siblings, 0 replies; 7+ messages in thread
From: Keith Busch @ 2024-03-08 16:20 UTC (permalink / raw)
To: Hannes Reinecke
Cc: Christoph Hellwig, Sagi Grimberg, linux-nvme, Hannes Reinecke
Thanks, applied to nvme-6.9.
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2024-03-08 16:20 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
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2024-03-08 7:11 [PATCH] nvmet-tcp: do not continue for invalid icreq Hannes Reinecke
2024-03-08 9:57 ` Sagi Grimberg
2024-03-08 14:42 ` Christoph Hellwig
2024-03-08 16:20 ` Keith Busch
-- strict thread matches above, loose matches on Subject: below --
2024-01-12 7:23 hare
2024-01-15 12:54 ` Sagi Grimberg
2024-01-15 22:11 ` Chaitanya Kulkarni
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