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[media] saa7164: Variable set but not used 

In function saa7164_api_i2c_read variable regval was set but not used.

Tested by compilation only.

Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Peter Senna Tschudin 2012-06-14 13:58:12 -03:00 committed by Mauro Carvalho Chehab
parent 503d194956
commit 3e9e0ca227
1 changed files with 0 additions and 14 deletions
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14
drivers/media/video/saa7164/saa7164-api.c
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@ -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