linux-kernel - [PATCH v4 4/6] mtd: dataflash: Get rid of loop counter in jedec

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Date:   Thu, 20 Apr 2017 09:29:50 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     linux-mtd@...ts.infradead.org
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>, cphealy@...il.com,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Richard Weinberger <richard@....at>,
        Cyrille Pitchen <cyrille.pitchen@...el.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 4/6] mtd: dataflash: Get rid of loop counter in jedec_probe()

"For" loop in jedec_probe can be simplified to not need counter
'i'. Convert the code and get rid of the variable.

Cc: cphealy@...il.com
Cc: David Woodhouse <dwmw2@...radead.org>
Cc: Brian Norris <computersforpeace@...il.com>
Cc: Boris Brezillon <boris.brezillon@...e-electrons.com>
Cc: Marek Vasut <marek.vasut@...il.com>
Cc: Richard Weinberger <richard@....at>
Cc: Cyrille Pitchen <cyrille.pitchen@...el.com>
Cc: linux-kernel@...r.kernel.org
Reviewed-by: Marek Vasut <marek.vasut@...il.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
---

Changes since [v3]

	- Collected Reviewed-by from Marek

Not present in v2, v1

[v3] http://lkml.kernel.org/r/20170419152305.17226-4-andrew.smirnov@gmail.com

 drivers/mtd/devices/mtd_dataflash.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c
index ccd1e02..2d3e403 100644
--- a/drivers/mtd/devices/mtd_dataflash.c
+++ b/drivers/mtd/devices/mtd_dataflash.c
@@ -736,7 +736,7 @@ static struct flash_info dataflash_data[] = {
 
 static struct flash_info *jedec_probe(struct spi_device *spi)
 {
-	int ret, i;
+	int ret;
 	u8 code = OP_READ_ID;
 	u8 id[3];
 	u32 jedec;
@@ -767,9 +767,9 @@ static struct flash_info *jedec_probe(struct spi_device *spi)
 	jedec = jedec << 8;
 	jedec |= id[2];
 
-	for (i = 0, info = dataflash_data;
-			i < ARRAY_SIZE(dataflash_data);
-			i++, info++) {
+	for (info = dataflash_data;
+	     info < dataflash_data + ARRAY_SIZE(dataflash_data);
+	     info++) {
 		if (info->jedec_id == jedec) {
 			dev_dbg(&spi->dev, "OTP, sector protect%s\n",
 				(info->flags & SUP_POW2PS) ?
-- 
2.9.3