2018-09-14 05:17:20

by zhong jiang

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Subject: [PATCH] ieee802154: ca8210: remove redundant condition check before debugfs_remove

debugfs_remove has taken the IS_ERR into account. Just
remove the unnecessary condition.

Signed-off-by: zhong jiang <[email protected]>
---
drivers/net/ieee802154/ca8210.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
index 58299fb..46b4818 100644
--- a/drivers/net/ieee802154/ca8210.c
+++ b/drivers/net/ieee802154/ca8210.c
@@ -3044,8 +3044,7 @@ static void ca8210_test_interface_clear(struct ca8210_priv *priv)
{
struct ca8210_test *test = &priv->test;

- if (!IS_ERR(test->ca8210_dfs_spi_int))
- debugfs_remove(test->ca8210_dfs_spi_int);
+ debugfs_remove(test->ca8210_dfs_spi_int);
kfifo_free(&test->up_fifo);
dev_info(&priv->spi->dev, "Test interface removed\n");
}
--
1.7.12.4



2018-09-27 15:16:19

by Stefan Schmidt

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: ca8210: remove redundant condition check before debugfs_remove

Hello Zhong.

On 14/09/2018 07:04, zhong jiang wrote:
> debugfs_remove has taken the IS_ERR into account. Just
> remove the unnecessary condition.
>
> Signed-off-by: zhong jiang <[email protected]>
> ---
> drivers/net/ieee802154/ca8210.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
> index 58299fb..46b4818 100644
> --- a/drivers/net/ieee802154/ca8210.c
> +++ b/drivers/net/ieee802154/ca8210.c
> @@ -3044,8 +3044,7 @@ static void ca8210_test_interface_clear(struct ca8210_priv *priv)
> {
> struct ca8210_test *test = &priv->test;
>
> - if (!IS_ERR(test->ca8210_dfs_spi_int))
> - debugfs_remove(test->ca8210_dfs_spi_int);
> + debugfs_remove(test->ca8210_dfs_spi_int);
> kfifo_free(&test->up_fifo);
> dev_info(&priv->spi->dev, "Test interface removed\n");
> }
>

This patch has been applied to the wpan tree and will be
part of the next pull request to net. Thanks!

regards
Stefan Schmidt