* [PATCH] media: saa7164: remove variable cnt
@ 2022-10-24 15:13 Colin Ian King
2022-10-28 15:11 ` Tommaso Merciai
0 siblings, 1 reply; 2+ messages in thread
From: Colin Ian King @ 2022-10-24 15:13 UTC (permalink / raw)
To: Mauro Carvalho Chehab, Hans Verkuil, Slark Xiao, linux-media
Cc: kernel-janitors, linux-kernel
Variable cnt is just being incremented and it's never used
anywhere else. The variable and the increment are redundant so
remove it.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
drivers/media/pci/saa7164/saa7164-core.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index d5f32e3ff544..01d75ef2342d 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -352,7 +352,7 @@ static void saa7164_work_enchandler(struct work_struct *w)
container_of(w, struct saa7164_port, workenc);
struct saa7164_dev *dev = port->dev;
- u32 wp, mcb, rp, cnt = 0;
+ u32 wp, mcb, rp;
port->last_svc_msecs_diff = port->last_svc_msecs;
port->last_svc_msecs = jiffies_to_msecs(jiffies);
@@ -405,7 +405,6 @@ static void saa7164_work_enchandler(struct work_struct *w)
saa7164_work_enchandler_helper(port, rp);
port->last_svc_rp = rp;
- cnt++;
if (rp == mcb)
break;
@@ -429,7 +428,7 @@ static void saa7164_work_vbihandler(struct work_struct *w)
container_of(w, struct saa7164_port, workenc);
struct saa7164_dev *dev = port->dev;
- u32 wp, mcb, rp, cnt = 0;
+ u32 wp, mcb, rp;
port->last_svc_msecs_diff = port->last_svc_msecs;
port->last_svc_msecs = jiffies_to_msecs(jiffies);
@@ -481,7 +480,6 @@ static void saa7164_work_vbihandler(struct work_struct *w)
saa7164_work_enchandler_helper(port, rp);
port->last_svc_rp = rp;
- cnt++;
if (rp == mcb)
break;
--
2.37.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] media: saa7164: remove variable cnt
2022-10-24 15:13 [PATCH] media: saa7164: remove variable cnt Colin Ian King
@ 2022-10-28 15:11 ` Tommaso Merciai
0 siblings, 0 replies; 2+ messages in thread
From: Tommaso Merciai @ 2022-10-28 15:11 UTC (permalink / raw)
To: Colin Ian King
Cc: Mauro Carvalho Chehab, Hans Verkuil, Slark Xiao, linux-media,
kernel-janitors, linux-kernel
Hi Colin,
On Mon, Oct 24, 2022 at 04:13:54PM +0100, Colin Ian King wrote:
> Variable cnt is just being incremented and it's never used
> anywhere else. The variable and the increment are redundant so
> remove it.
>
> Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
> ---
> drivers/media/pci/saa7164/saa7164-core.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
> index d5f32e3ff544..01d75ef2342d 100644
> --- a/drivers/media/pci/saa7164/saa7164-core.c
> +++ b/drivers/media/pci/saa7164/saa7164-core.c
> @@ -352,7 +352,7 @@ static void saa7164_work_enchandler(struct work_struct *w)
> container_of(w, struct saa7164_port, workenc);
> struct saa7164_dev *dev = port->dev;
>
> - u32 wp, mcb, rp, cnt = 0;
> + u32 wp, mcb, rp;
>
> port->last_svc_msecs_diff = port->last_svc_msecs;
> port->last_svc_msecs = jiffies_to_msecs(jiffies);
> @@ -405,7 +405,6 @@ static void saa7164_work_enchandler(struct work_struct *w)
>
> saa7164_work_enchandler_helper(port, rp);
> port->last_svc_rp = rp;
> - cnt++;
>
> if (rp == mcb)
> break;
> @@ -429,7 +428,7 @@ static void saa7164_work_vbihandler(struct work_struct *w)
> container_of(w, struct saa7164_port, workenc);
> struct saa7164_dev *dev = port->dev;
>
> - u32 wp, mcb, rp, cnt = 0;
> + u32 wp, mcb, rp;
>
> port->last_svc_msecs_diff = port->last_svc_msecs;
> port->last_svc_msecs = jiffies_to_msecs(jiffies);
> @@ -481,7 +480,6 @@ static void saa7164_work_vbihandler(struct work_struct *w)
>
> saa7164_work_enchandler_helper(port, rp);
> port->last_svc_rp = rp;
> - cnt++;
>
> if (rp == mcb)
> break;
> --
> 2.37.3
>
Looks good to me.
Reviewed-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
--
Tommaso Merciai
Embedded Linux Engineer
tommaso.merciai@amarulasolutions.com
__________________________________
Amarula Solutions SRL
Via Le Canevare 30, 31100 Treviso, Veneto, IT
T. +39 042 243 5310
info@amarulasolutions.com
www.amarulasolutions.com
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