linux-kernel - [PATCH 11/11] spi-dw: remove noop else clause

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Date:	Wed, 22 Jun 2011 19:00:13 -0700
From:	dirk.brandewie@...il.com
To:	linux-kernel@...r.kernel.org,
	spi-devel-general@...ts.sourceforge.net
Cc:	Dirk Brandewie <dirk.brandewie@...il.com>
Subject: [PATCH 11/11] spi-dw: remove noop else clause

From: Dirk Brandewie <dirk.brandewie@...il.com>

The value of spi->bits_per_word is checked on function entry to be 8
or 16.  The else clause has no meaning since it can never be reached.

Signed-off-by: Dirk Brandewie <dirk.brandewie@...il.com>
---
 drivers/spi/spi-dw.c |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 7b3f607..5ddd45f 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -667,17 +667,14 @@ static int spi_dw_setup(struct spi_device *spi)
 		chip->enable_dma = chip_info->enable_dma;
 	}
 
-	if (spi->bits_per_word <= 8) {
+	if (spi->bits_per_word == 8) {
 		chip->n_bytes = 1;
 		chip->dma_width = 1;
-	} else if (spi->bits_per_word <= 16) {
+	} else if (spi->bits_per_word == 16) {
 		chip->n_bytes = 2;
 		chip->dma_width = 2;
-	} else {
-		/* Never take >16b case for DW SPIC */
-		dev_err(&spi->dev, "invalid wordsize\n");
-		return -EINVAL;
 	}
+
 	chip->bits_per_word = spi->bits_per_word;
 
 	chip->speed_hz = spi->max_speed_hz;
-- 
1.7.3.4

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