linux-kernel - [PATCH -next] ata: pata_samsung_cf: simplify the return expression of pata_s3c_wait_after

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Message-ID: <20200915032621.1772254-1-liushixin2@huawei.com>
Date:   Tue, 15 Sep 2020 11:26:21 +0800
From:   Liu Shixin <liushixin2@...wei.com>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Jens Axboe <axboe@...nel.dk>
CC:     <linux-ide@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Liu Shixin <liushixin2@...wei.com>
Subject: [PATCH -next] ata: pata_samsung_cf: simplify the return expression of pata_s3c_wait_after_reset()

Simplify the return expression.

Signed-off-by: Liu Shixin <liushixin2@...wei.com>
---
 drivers/ata/pata_samsung_cf.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/ata/pata_samsung_cf.c b/drivers/ata/pata_samsung_cf.c
index 3da0e8e30286..5fd5c79e1543 100644
--- a/drivers/ata/pata_samsung_cf.c
+++ b/drivers/ata/pata_samsung_cf.c
@@ -340,19 +340,14 @@ static unsigned int pata_s3c_devchk(struct ata_port *ap,
 static int pata_s3c_wait_after_reset(struct ata_link *link,
 		unsigned long deadline)
 {
-	int rc;
-
 	ata_msleep(link->ap, ATA_WAIT_AFTER_RESET);
 
-	/* always check readiness of the master device */
-	rc = ata_sff_wait_ready(link, deadline);
-	/* -ENODEV means the odd clown forgot the D7 pulldown resistor
+	/*
+	 * always check readiness of the master device.
+	 * -ENODEV means the odd clown forgot the D7 pulldown resistor
 	 * and TF status is 0xff, bail out on it too.
 	 */
-	if (rc)
-		return rc;
-
-	return 0;
+	return ata_sff_wait_ready(link, deadline);
 }
 
 /*
-- 
2.25.1