From: Christoph Hellwig <hch@lst.de>
Date: Sat, 24 Jul 2021 09:20:24 +0200
Subject: [PATCH] scsi: scsi_ioctl: Remove scsi_req_init()
Git-commit: 2cece3778475abc855084d897a3cf61249798ad9
Patch-mainline: v5.15-rc1
References: jsc#PED-1559

Merge scsi_req_init() into its only caller.

Link: https://lore.kernel.org/r/20210724072033.1284840-16-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Hannes Reinecke <hare@suse.com>
---
 block/scsi_ioctl.c          | 15 ---------------
 drivers/scsi/scsi_lib.c     |  7 ++++++-
 include/scsi/scsi_request.h |  2 --
 3 files changed, 6 insertions(+), 18 deletions(-)

diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index b875feb8d6bd..4d214f9ac8d0 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -817,21 +817,6 @@ int scsi_cmd_ioctl(struct request_queue *q, struct gendisk *bd_disk, fmode_t mod
 }
 EXPORT_SYMBOL(scsi_cmd_ioctl);
 
-/**
- * scsi_req_init - initialize certain fields of a scsi_request structure
- * @req: Pointer to a scsi_request structure.
- * Initializes .__cmd[], .cmd, .cmd_len and .sense_len but no other members
- * of struct scsi_request.
- */
-void scsi_req_init(struct scsi_request *req)
-{
-	memset(req->__cmd, 0, sizeof(req->__cmd));
-	req->cmd = req->__cmd;
-	req->cmd_len = BLK_MAX_CDB;
-	req->sense_len = 0;
-}
-EXPORT_SYMBOL(scsi_req_init);
-
 static int __init blk_scsi_ioctl_init(void)
 {
 	blk_set_cmd_filter_defaults(&blk_default_cmd_filter);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 7456a26aef51..77578b221a71 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1083,8 +1083,13 @@ EXPORT_SYMBOL(scsi_alloc_sgtables);
 static void scsi_initialize_rq(struct request *rq)
 {
 	struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq);
+	struct scsi_request *req = &cmd->req;
+
+	memset(req->__cmd, 0, sizeof(req->__cmd));
+	req->cmd = req->__cmd;
+	req->cmd_len = BLK_MAX_CDB;
+	req->sense_len = 0;
 
-	scsi_req_init(&cmd->req);
 	init_rcu_head(&cmd->rcu);
 	cmd->jiffies_at_alloc = jiffies;
 	cmd->retries = 0;
diff --git a/include/scsi/scsi_request.h b/include/scsi/scsi_request.h
index b06f28c74908..9129b23e12bc 100644
--- a/include/scsi/scsi_request.h
+++ b/include/scsi/scsi_request.h
@@ -28,6 +28,4 @@ static inline void scsi_req_free_cmd(struct scsi_request *req)
 		kfree(req->cmd);
 }
 
-void scsi_req_init(struct scsi_request *req);
-
 #endif /* _SCSI_SCSI_REQUEST_H */
-- 
2.35.3