From: Sagi Grimberg <sagi@xxxxxxxxxxx>
[ Upstream commit 160f3549a907a50e51a8518678ba2dcf2541abea ]
We should also bail from the io_work loop when we set rd_enabled to true,
so we don't attempt to read data from the socket when the TCP stream is
already out-of-sync or corrupted.
Fixes: 3f2304f8c6d6 ("nvme-tcp: add NVMe over TCP host driver")
Reported-by: Daniel Wagner <dwagner@xxxxxxx>
Signed-off-by: Sagi Grimberg <sagi@xxxxxxxxxxx>
Reviewed-by: Daniel Wagner <dwagner@xxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/nvme/host/tcp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 20138e132558c..2c6e031135716 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1209,7 +1209,7 @@ static void nvme_tcp_io_work(struct work_struct *w)
else if (unlikely(result < 0))
return;
- if (!pending)
+ if (!pending || !queue->rd_enabled)
return;
} while (!time_after(jiffies, deadline)); /* quota is exhausted */
--
2.35.1
