linux-kernel - [PATCH rdma-next 11/13] nvme: Introduce a local variable

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Message-Id: <cf5bc542e014f465f7ae443e52e70def2993aef1.1673873422.git.leon@kernel.org>
Date:   Mon, 16 Jan 2023 15:05:58 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Jason Gunthorpe <jgg@...dia.com>
Cc:     Israel Rukshin <israelr@...dia.com>,
        Bryan Tan <bryantan@...are.com>,
        Christoph Hellwig <hch@....de>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>, Jens Axboe <axboe@...com>,
        Keith Busch <kbusch@...nel.org>, linux-kernel@...r.kernel.org,
        linux-nvme@...ts.infradead.org, linux-rdma@...r.kernel.org,
        linux-trace-kernel@...r.kernel.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Max Gurtovoy <mgurtovoy@...dia.com>, netdev@...r.kernel.org,
        Paolo Abeni <pabeni@...hat.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Sagi Grimberg <sagi@...mberg.me>,
        Selvin Xavier <selvin.xavier@...adcom.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Vishnu Dasa <vdasa@...are.com>,
        Yishai Hadas <yishaih@...dia.com>
Subject: [PATCH rdma-next 11/13] nvme: Introduce a local variable

From: Israel Rukshin <israelr@...dia.com>

The patch doesn't change any logic.

Signed-off-by: Israel Rukshin <israelr@...dia.com>
Signed-off-by: Leon Romanovsky <leon@...nel.org>
---
 drivers/nvme/host/core.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 7be562a4e1aa..51a9880db6ce 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1870,6 +1870,7 @@ static void nvme_update_disk_info(struct gendisk *disk,
 	sector_t capacity = nvme_lba_to_sect(ns, le64_to_cpu(id->nsze));
 	unsigned short bs = 1 << ns->lba_shift;
 	u32 atomic_bs, phys_bs, io_opt = 0;
+	struct nvme_ctrl *ctrl = ns->ctrl;
 
 	/*
 	 * The block layer can't support LBA sizes larger than the page size
@@ -1892,7 +1893,7 @@ static void nvme_update_disk_info(struct gendisk *disk,
 		if (id->nsfeat & NVME_NS_FEAT_ATOMICS && id->nawupf)
 			atomic_bs = (1 + le16_to_cpu(id->nawupf)) * bs;
 		else
-			atomic_bs = (1 + ns->ctrl->subsys->awupf) * bs;
+			atomic_bs = (1 + ctrl->subsys->awupf) * bs;
 	}
 
 	if (id->nsfeat & NVME_NS_FEAT_IO_OPT) {
@@ -1922,7 +1923,7 @@ static void nvme_update_disk_info(struct gendisk *disk,
 		if (IS_ENABLED(CONFIG_BLK_DEV_INTEGRITY) &&
 		    (ns->features & NVME_NS_METADATA_SUPPORTED))
 			nvme_init_integrity(disk, ns,
-					    ns->ctrl->max_integrity_segments);
+					    ctrl->max_integrity_segments);
 		else if (!nvme_ns_has_pi(ns))
 			capacity = 0;
 	}
@@ -1931,7 +1932,7 @@ static void nvme_update_disk_info(struct gendisk *disk,
 
 	nvme_config_discard(disk, ns);
 	blk_queue_max_write_zeroes_sectors(disk->queue,
-					   ns->ctrl->max_zeroes_sectors);
+					   ctrl->max_zeroes_sectors);
 }
 
 static bool nvme_ns_is_readonly(struct nvme_ns *ns, struct nvme_ns_info *info)
-- 
2.39.0