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[media] bttv: Returning only value constants in two functions 

Return constant integer values without storing them in the local
variable "err" or "rc".

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
hifive-unleashed-5.1
Markus Elfring 2015-12-27 19:02:21 -02:00 committed by Mauro Carvalho Chehab
parent b20b51f090
commit 490ba9c29d
1 changed files with 6 additions and 19 deletions
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25
drivers/media/pci/bt8xx/bttv-driver.c
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@ -1726,22 +1726,15 @@ static int bttv_s_std(struct file *file, void *priv, v4l2_std_id id)
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
unsigned int i;
int err = 0;
for (i = 0; i < BTTV_TVNORMS; i++)
if (id & bttv_tvnorms[i].v4l2_id)
break;
if (i == BTTV_TVNORMS) {
err = -EINVAL;
goto err;
}
if (i == BTTV_TVNORMS)
return -EINVAL;
btv->std = id;
set_tvnorm(btv, i);
err:
return err;
return 0;
}
static int bttv_g_std(struct file *file, void *priv, v4l2_std_id *id)
@ -1770,12 +1763,9 @@ static int bttv_enum_input(struct file *file, void *priv,
{
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
int rc = 0;
if (i->index >= bttv_tvcards[btv->c.type].video_inputs) {
rc = -EINVAL;
goto err;
}
if (i->index >= bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
i->type = V4L2_INPUT_TYPE_CAMERA;
i->audioset = 0;
@ -1799,10 +1789,7 @@ static int bttv_enum_input(struct file *file, void *priv,
}
i->std = BTTV_NORMS;
err:
return rc;
return 0;
}
static int bttv_g_input(struct file *file, void *priv, unsigned int *i)