From: John Garry <john.g.garry@oracle.com>
Date: Mon, 30 Jun 2025 16:21:53 +0000 (+0000)
Subject: nvme: fix endianness of command word prints in nvme_log_err_passthru()
X-Git-Tag: v6.12.40~64
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=124765c206034d9f0bd07e7257c9e22c0af2e74e;p=thirdparty%2Fkernel%2Fstable.git

nvme: fix endianness of command word prints in nvme_log_err_passthru()

[ Upstream commit dd8e34afd6709cb2f9c0e63340f567e6c066ed8e ]

The command word members of struct nvme_common_command are __le32 type,
so use helper le32_to_cpu() to read them properly.

Fixes: 9f079dda1433 ("nvme: allow passthru cmd error logging")
Signed-off-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Alan Adamson <alan.adamson@oracle.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 2ca14f2b7a0b1..947488bf43144 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -375,12 +375,12 @@ static void nvme_log_err_passthru(struct request *req)
 		nr->status & NVME_SC_MASK,	/* Status Code */
 		nr->status & NVME_STATUS_MORE ? "MORE " : "",
 		nr->status & NVME_STATUS_DNR  ? "DNR "  : "",
-		nr->cmd->common.cdw10,
-		nr->cmd->common.cdw11,
-		nr->cmd->common.cdw12,
-		nr->cmd->common.cdw13,
-		nr->cmd->common.cdw14,
-		nr->cmd->common.cdw15);
+		le32_to_cpu(nr->cmd->common.cdw10),
+		le32_to_cpu(nr->cmd->common.cdw11),
+		le32_to_cpu(nr->cmd->common.cdw12),
+		le32_to_cpu(nr->cmd->common.cdw13),
+		le32_to_cpu(nr->cmd->common.cdw14),
+		le32_to_cpu(nr->cmd->common.cdw15));
 }
 
 enum nvme_disposition {