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Gmane
From: Peter Senna Tschudin <peter.senna <at> gmail.com>
Subject: [PATCH 4/8] [RESEND] saa7164: Variable set but not used
Newsgroups: gmane.linux.drivers.video-input-infrastructure
Date: Thursday 14th June 2012 17:58:12 UTC (over 5 years ago)
In function saa7164_api_i2c_read variable regval was set but not used.

Tested by compilation only.

Signed-off-by: Peter Senna Tschudin 
---
 drivers/media/video/saa7164/saa7164-api.c |   14 --------------
 1 file changed, 14 deletions(-)

diff --git a/drivers/media/video/saa7164/saa7164-api.c
b/drivers/media/video/saa7164/saa7164-api.c
index 8a98ab6..c8799fd 100644
--- a/drivers/media/video/saa7164/saa7164-api.c
+++ b/drivers/media/video/saa7164/saa7164-api.c
@@ -1367,7 +1367,6 @@ int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8
addr, u32 reglen, u8 *reg,
 	struct saa7164_dev *dev = bus->dev;
 	u16 len = 0;
 	int unitid;
-	u32 regval;
 	u8 buf[256];
 	int ret;
 
@@ -1376,19 +1375,6 @@ int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8
addr, u32 reglen, u8 *reg,
 	if (reglen > 4)
 		return -EIO;
 
-	if (reglen == 1)
-		regval = *(reg);
-	else
-	if (reglen == 2)
-		regval = ((*(reg) << 8) || *(reg+1));
-	else
-	if (reglen == 3)
-		regval = ((*(reg) << 16) | (*(reg+1) << 8) | *(reg+2));
-	else
-	if (reglen == 4)
-		regval = ((*(reg) << 24) | (*(reg+1) << 16) |
-			(*(reg+2) << 8) | *(reg+3));
-
 	/* Prepare the send buffer */
 	/* Bytes 00-03 source register length
 	 *       04-07 source bytes to read
-- 
1.7.10.2
 
CD: 3ms