From: Christoph Hellwig <hch@lst.de>
Date: Fri, 31 Mar 2017 15:00:05 +0000 (+0200)
Subject: nvme: add missing byte swap in nvme_setup_discard
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f1dd03a84dbf3e5ca91295a3d04c882b8bd86251;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

nvme: add missing byte swap in nvme_setup_discard

Fixes: b35ba01e ("nvme: support ranged discard requests")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
---

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 9b3b57fef446..9583a5f58a1d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -270,7 +270,7 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req,
 	memset(cmnd, 0, sizeof(*cmnd));
 	cmnd->dsm.opcode = nvme_cmd_dsm;
 	cmnd->dsm.nsid = cpu_to_le32(ns->ns_id);
-	cmnd->dsm.nr = segments - 1;
+	cmnd->dsm.nr = cpu_to_le32(segments - 1);
 	cmnd->dsm.attributes = cpu_to_le32(NVME_DSMGMT_AD);
 
 	req->special_vec.bv_page = virt_to_page(range);