diff mbox series

i2c/busses:remove unneeded variable: "ret"

Message ID 20210223020925.22856-1-dingsenjie@163.com
State New
Headers show
Series i2c/busses:remove unneeded variable: "ret" | expand

Commit Message

dingsenjie@163.com Feb. 23, 2021, 2:09 a.m. UTC
From: dingsenjie <dingsenjie@yulong.com>

remove unneeded variable: "ret".

Signed-off-by: dingsenjie <dingsenjie@yulong.com>
---
 drivers/i2c/busses/i2c-aspeed.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Joel Stanley Feb. 23, 2021, 11:18 a.m. UTC | #1
On Tue, 23 Feb 2021 at 08:04, <dingsenjie@163.com> wrote:
>
> From: dingsenjie <dingsenjie@yulong.com>
>
> remove unneeded variable: "ret".
>
> Signed-off-by: dingsenjie <dingsenjie@yulong.com>

Thanks for the patch. Instead of removing the unused variable, I think
the code could be improved to return error codes when the recovery
fails.

Cheers,

Joel

> ---
>  drivers/i2c/busses/i2c-aspeed.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
> index 724bf30..efad900 100644
> --- a/drivers/i2c/busses/i2c-aspeed.c
> +++ b/drivers/i2c/busses/i2c-aspeed.c
> @@ -175,7 +175,6 @@ struct aspeed_i2c_bus {
>  static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
>  {
>         unsigned long time_left, flags;
> -       int ret = 0;
>         u32 command;
>
>         spin_lock_irqsave(&bus->lock, flags);
> @@ -232,7 +231,7 @@ static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
>  out:
>         spin_unlock_irqrestore(&bus->lock, flags);
>
> -       return ret;
> +       return 0;
>
>  reset_out:
>         spin_unlock_irqrestore(&bus->lock, flags);
> --
> 1.9.1
>
>
diff mbox series

Patch

diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
index 724bf30..efad900 100644
--- a/drivers/i2c/busses/i2c-aspeed.c
+++ b/drivers/i2c/busses/i2c-aspeed.c
@@ -175,7 +175,6 @@  struct aspeed_i2c_bus {
 static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
 {
 	unsigned long time_left, flags;
-	int ret = 0;
 	u32 command;
 
 	spin_lock_irqsave(&bus->lock, flags);
@@ -232,7 +231,7 @@  static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
 out:
 	spin_unlock_irqrestore(&bus->lock, flags);
 
-	return ret;
+	return 0;
 
 reset_out:
 	spin_unlock_irqrestore(&bus->lock, flags);