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media: tda9840: cleanup a warning

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There's a false positive warning there:
	drivers/media/i2c/tda9840.c:79 tda9840_status() error: uninitialized symbol 'byte'.

Change the code to match our coding style, in order to fix it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2018-03-23 07:48:08 -04:00
parent e771bdf595
commit afdb4ca2be
1 changed files with 5 additions and 1 deletions
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6
drivers/media/i2c/tda9840.c
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@ -68,11 +68,15 @@ static void tda9840_write(struct v4l2_subdev *sd, u8 reg, u8 val)
static int tda9840_status(struct v4l2_subdev *sd)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
int rc;
u8 byte;
if (1 != i2c_master_recv(client, &byte, 1)) {
rc = i2c_master_recv(client, &byte, 1);
if (rc != 1) {
v4l2_dbg(1, debug, sd,
"i2c_master_recv() failed\n");
if (rc < 0)
return rc;
return -EIO;
}