linux-kernel - [RFC PATCH 55/57] drivers: scsi: Use bus_find_next

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Message-Id: <1559577023-558-56-git-send-email-suzuki.poulose@arm.com>
Date:   Mon,  3 Jun 2019 16:50:21 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        suzuki.poulose@....com,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Subject: [RFC PATCH 55/57] drivers: scsi: Use bus_find_next_device() helper

Reuse the generic helper to find the next device.

Cc: "James E.J. Bottomley" <jejb@...ux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@...cle.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 drivers/scsi/scsi_proc.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index c074631..5b31322 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -372,15 +372,10 @@ static ssize_t proc_scsi_write(struct file *file, const char __user *buf,
 	return err;
 }
 
-static int always_match(struct device *dev, const void *data)
-{
-	return 1;
-}
-
 static inline struct device *next_scsi_device(struct device *start)
 {
-	struct device *next = bus_find_device(&scsi_bus_type, start, NULL,
-					      always_match);
+	struct device *next = bus_find_next_device(&scsi_bus_type, start);
+
 	put_device(start);
 	return next;
 }
-- 
2.7.4