6.6-stable review patch. If anyone has any objections, please let me know.
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From: Anuj Gupta anuj20.g@samsung.com
[ Upstream commit 1147dd0503564fa0e03489a039f9e0c748a03db4 ]
Driver may return an error before submitting the command to the device. Ensure that such error is propagated up.
Fixes: 456cba386e94 ("nvme: wire-up uring-cmd support for io-passthru on char-device.") Signed-off-by: Anuj Gupta anuj20.g@samsung.com Signed-off-by: Kanchan Joshi joshi.k@samsung.com Reviewed-by: Niklas Cassel niklas.cassel@wdc.com Reviewed-by: Christoph Hellwig hch@lst.de Signed-off-by: Keith Busch kbusch@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/nvme/host/ioctl.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index 747c879e8982b..529b9954d2b8c 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -510,10 +510,13 @@ static enum rq_end_io_ret nvme_uring_cmd_end_io(struct request *req, struct nvme_uring_cmd_pdu *pdu = nvme_uring_cmd_pdu(ioucmd);
req->bio = pdu->bio; - if (nvme_req(req)->flags & NVME_REQ_CANCELLED) + if (nvme_req(req)->flags & NVME_REQ_CANCELLED) { pdu->nvme_status = -EINTR; - else + } else { pdu->nvme_status = nvme_req(req)->status; + if (!pdu->nvme_status) + pdu->nvme_status = blk_status_to_errno(err); + } pdu->u.result = le64_to_cpu(nvme_req(req)->result.u64);
/*