linux-kernel - [PATCH] lightnvm: remove chnl_offset in nvme_nvm

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Message-Id: <20180130143050.18355-1-mb@lightnvm.io>
Date:   Tue, 30 Jan 2018 15:30:50 +0100
From:   Matias Bjørling <mb@...htnvm.io>
To:     linux-block@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Matias Bjørling <mb@...htnvm.io>
Subject: [PATCH] lightnvm: remove chnl_offset in nvme_nvm_identity

The identity structure is initialized to zero in the beginning of
the nvme_nvm_identity function. The chnl_offset is separately set to
zero. Since both the variable and assignment is never changed, remove
them.

Signed-off-by: Matias Bjørling <mb@...htnvm.io>
---
 drivers/nvme/host/lightnvm.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index e5544806fb0e..dc0b1335c7c6 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -59,8 +59,7 @@ struct nvme_nvm_identity {
 	__u64			rsvd[2];
 	__le64			prp1;
 	__le64			prp2;
-	__le32			chnl_off;
-	__u32			rsvd11[5];
+	__u32			rsvd11[6];
 };
 
 struct nvme_nvm_getbbtbl {
@@ -268,7 +267,6 @@ static int nvme_nvm_identity(struct nvm_dev *nvmdev, struct nvm_id *nvm_id)
 
 	c.identity.opcode = nvme_nvm_admin_identity;
 	c.identity.nsid = cpu_to_le32(ns->head->ns_id);
-	c.identity.chnl_off = 0;
 
 	nvme_nvm_id = kmalloc(sizeof(struct nvme_nvm_id), GFP_KERNEL);
 	if (!nvme_nvm_id)
-- 
2.11.0