2018-09-12 03:53:21

by zhong jiang

Subject: [PATCH] staging: remove unneeded static set .owner field in platform_driver

platform_driver_register will set the .owner field. So it is safe
to remove the redundant assignment.

The issue is detected with the help of Coccinelle.

Signed-off-by: zhong jiang <[email protected]>
---
drivers/staging/greybus/audio_codec.c | 1 -
drivers/staging/mt7621-eth/gsw_mt7621.c | 1 -
drivers/staging/mt7621-eth/mtk_eth_soc.c | 1 -
3 files changed, 3 deletions(-)

diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c
index 35acd55..08746c8 100644
--- a/drivers/staging/greybus/audio_codec.c
+++ b/drivers/staging/greybus/audio_codec.c
@@ -1087,7 +1087,6 @@ static int gbaudio_codec_remove(struct platform_device *pdev)
static struct platform_driver gbaudio_codec_driver = {
.driver = {
.name = "apb-dummy-codec",
- .owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &gbaudio_codec_pm_ops,
#endif
diff --git a/drivers/staging/mt7621-eth/gsw_mt7621.c b/drivers/staging/mt7621-eth/gsw_mt7621.c
index 2c07b55..53767b1 100644
--- a/drivers/staging/mt7621-eth/gsw_mt7621.c
+++ b/drivers/staging/mt7621-eth/gsw_mt7621.c
@@ -286,7 +286,6 @@ static int mt7621_gsw_remove(struct platform_device *pdev)
.remove = mt7621_gsw_remove,
.driver = {
.name = "mt7621-gsw",
- .owner = THIS_MODULE,
.of_match_table = mediatek_gsw_match,
},
};
diff --git a/drivers/staging/mt7621-eth/mtk_eth_soc.c b/drivers/staging/mt7621-eth/mtk_eth_soc.c
index 7135075..363d3c9 100644
--- a/drivers/staging/mt7621-eth/mtk_eth_soc.c
+++ b/drivers/staging/mt7621-eth/mtk_eth_soc.c
@@ -2167,7 +2167,6 @@ static int mtk_remove(struct platform_device *pdev)
.remove = mtk_remove,
.driver = {
.name = "mtk_soc_eth",
- .owner = THIS_MODULE,
.of_match_table = of_mtk_match,
},
};
--
1.7.12.4

2018-09-12 06:00:31

by Vaibhav Agarwal

Subject: Re: [PATCH] staging: remove unneeded static set .owner field in platform_driver

On Wed, Sep 12, 2018 at 9:22 AM zhong jiang <[email protected]> wrote:
>
> platform_driver_register will set the .owner field. So it is safe
> to remove the redundant assignment.
>
> The issue is detected with the help of Coccinelle.
>
> Signed-off-by: zhong jiang <[email protected]>
> ---
> drivers/staging/greybus/audio_codec.c | 1 -
> drivers/staging/mt7621-eth/gsw_mt7621.c | 1 -
> drivers/staging/mt7621-eth/mtk_eth_soc.c | 1 -
> 3 files changed, 3 deletions(-)
>
> diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c
> index 35acd55..08746c8 100644
> --- a/drivers/staging/greybus/audio_codec.c
> +++ b/drivers/staging/greybus/audio_codec.c
> @@ -1087,7 +1087,6 @@ static int gbaudio_codec_remove(struct platform_device *pdev)
> static struct platform_driver gbaudio_codec_driver = {
> .driver = {
> .name = "apb-dummy-codec",
> - .owner = THIS_MODULE,
> #ifdef CONFIG_PM
> .pm = &gbaudio_codec_pm_ops,
> #endif
> diff --git a/drivers/staging/mt7621-eth/gsw_mt7621.c b/drivers/staging/mt7621-eth/gsw_mt7621.c
> index 2c07b55..53767b1 100644
> --- a/drivers/staging/mt7621-eth/gsw_mt7621.c
> +++ b/drivers/staging/mt7621-eth/gsw_mt7621.c
> @@ -286,7 +286,6 @@ static int mt7621_gsw_remove(struct platform_device *pdev)
> .remove = mt7621_gsw_remove,
> .driver = {
> .name = "mt7621-gsw",
> - .owner = THIS_MODULE,
> .of_match_table = mediatek_gsw_match,
> },
> };
> diff --git a/drivers/staging/mt7621-eth/mtk_eth_soc.c b/drivers/staging/mt7621-eth/mtk_eth_soc.c
> index 7135075..363d3c9 100644
> --- a/drivers/staging/mt7621-eth/mtk_eth_soc.c
> +++ b/drivers/staging/mt7621-eth/mtk_eth_soc.c
> @@ -2167,7 +2167,6 @@ static int mtk_remove(struct platform_device *pdev)
> .remove = mtk_remove,
> .driver = {
> .name = "mtk_soc_eth",
> - .owner = THIS_MODULE,
> .of_match_table = of_mtk_match,
> },
> };
> --
> 1.7.12.4
>

Acked-by: Vaibhav Agarwal <[email protected]>