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* [PATCH] mtd: fix kfree bcm47xxsflash
@ 2013-05-05  8:40 chenlibo.3
  2013-05-15  3:54 ` Libo Chen
  2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
  0 siblings, 2 replies; 8+ messages in thread
From: chenlibo.3 @ 2013-05-05  8:40 UTC (permalink / raw)
  To: dwmw2; +Cc: Libo Chen, lizefan, linux-mtd, linux-kernel

From: Libo Chen <libo.chen@huawei.com>

mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.

Signed-off-by: Libo Chen <libo.chen@huawei.com>
---
 drivers/mtd/devices/bcm47xxsflash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
index 9526628..4aa9141 100644
--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
 	return 0;
 
 err_dev_reg:
-	kfree(&b47s->mtd);
+	kfree(b47s);
 out:
 	return err;
 }
-- 
1.8.1.2

^ permalink raw reply related	[flat|nested] 8+ messages in thread

* Re: [PATCH] mtd: fix kfree bcm47xxsflash
  2013-05-05  8:40 [PATCH] mtd: fix kfree bcm47xxsflash chenlibo.3
@ 2013-05-15  3:54 ` Libo Chen
  2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
  1 sibling, 0 replies; 8+ messages in thread
From: Libo Chen @ 2013-05-15  3:54 UTC (permalink / raw)
  Cc: linux-mtd, Andrew Morton, lizefan, dwmw2

Hi David,
	what do you think of this patch ?

On 2013/5/5 16:40, chenlibo.3@gmail.com wrote:
> From: Libo Chen <libo.chen@huawei.com>
> 
> mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.
> 
> Signed-off-by: Libo Chen <libo.chen@huawei.com>
> ---
>  drivers/mtd/devices/bcm47xxsflash.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
> index 9526628..4aa9141 100644
> --- a/drivers/mtd/devices/bcm47xxsflash.c
> +++ b/drivers/mtd/devices/bcm47xxsflash.c
> @@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
>  	return 0;
>  
>  err_dev_reg:
> -	kfree(&b47s->mtd);
> +	kfree(b47s);
>  out:
>  	return err;
>  }
> 

^ permalink raw reply	[flat|nested] 8+ messages in thread

* [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-05  8:40 [PATCH] mtd: fix kfree bcm47xxsflash chenlibo.3
  2013-05-15  3:54 ` Libo Chen
@ 2013-05-22  3:51 ` Libo Chen
  2013-05-22  5:32   ` Rafał Miłecki
                     ` (2 more replies)
  1 sibling, 3 replies; 8+ messages in thread
From: Libo Chen @ 2013-05-22  3:51 UTC (permalink / raw)
  To: dwmw2
  Cc: Li Zefan, artem.bityutskiy, zajec5, LKML, wfp5p, linux-mtd, hauke,
	Andrew Morton


mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.

Signed-off-by: Libo Chen <libo.chen@huawei.com>
Acked-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/mtd/devices/bcm47xxsflash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

* add Acked-by: Rafał Miłecki <zajec5@gmail.com>
* change send list

diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
index 9526628..4aa9141 100644
--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
 	return 0;

 err_dev_reg:
-	kfree(&b47s->mtd);
+	kfree(b47s);
 out:
 	return err;
 }
-- 
1.8.1.2

^ permalink raw reply related	[flat|nested] 8+ messages in thread

* Re: [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
@ 2013-05-22  5:32   ` Rafał Miłecki
  2013-05-28 12:40   ` Libo Chen
  2013-05-28 15:29   ` Andy Shevchenko
  2 siblings, 0 replies; 8+ messages in thread
From: Rafał Miłecki @ 2013-05-22  5:32 UTC (permalink / raw)
  To: Libo Chen
  Cc: Li Zefan, artem.bityutskiy, LKML, wfp5p, linux-mtd, hauke,
	Andrew Morton, dwmw2

2013/5/22 Libo Chen <clbchenlibo.chen@huawei.com>:
> mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.

Thanks!

-- 
Rafał

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
  2013-05-22  5:32   ` Rafał Miłecki
@ 2013-05-28 12:40   ` Libo Chen
  2013-05-28 12:49     ` Rafał Miłecki
  2013-05-28 15:29   ` Andy Shevchenko
  2 siblings, 1 reply; 8+ messages in thread
From: Libo Chen @ 2013-05-28 12:40 UTC (permalink / raw)
  To: dwmw2
  Cc: Li Zefan, Greg KH, artem.bityutskiy, zajec5, LKML, wfp5p,
	linux-mtd, hauke, Andrew Morton

ping...

On 2013/5/22 11:51, Libo Chen wrote:
> 
> mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.
> 
> Signed-off-by: Libo Chen <libo.chen@huawei.com>
> Acked-by: Rafał Miłecki <zajec5@gmail.com>
> ---
>  drivers/mtd/devices/bcm47xxsflash.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> * add Acked-by: Rafał Miłecki <zajec5@gmail.com>
> * change send list
> 
> diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
> index 9526628..4aa9141 100644
> --- a/drivers/mtd/devices/bcm47xxsflash.c
> +++ b/drivers/mtd/devices/bcm47xxsflash.c
> @@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
>  	return 0;
> 
>  err_dev_reg:
> -	kfree(&b47s->mtd);
> +	kfree(b47s);
>  out:
>  	return err;
>  }
> 

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-28 12:40   ` Libo Chen
@ 2013-05-28 12:49     ` Rafał Miłecki
  0 siblings, 0 replies; 8+ messages in thread
From: Rafał Miłecki @ 2013-05-28 12:49 UTC (permalink / raw)
  To: Libo Chen
  Cc: Li Zefan, Greg KH, artem.bityutskiy, LKML, wfp5p, linux-mtd,
	hauke, Andrew Morton, dwmw2

2013/5/28 Libo Chen <clbchenlibo.chen@huawei.com>:
> ping...

It takes a lot of time for someone to pick up mtd patches, just be patient ;)

-- 
Rafał

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
  2013-05-22  5:32   ` Rafał Miłecki
  2013-05-28 12:40   ` Libo Chen
@ 2013-05-28 15:29   ` Andy Shevchenko
  2013-05-29  2:40     ` Libo Chen
  2 siblings, 1 reply; 8+ messages in thread
From: Andy Shevchenko @ 2013-05-28 15:29 UTC (permalink / raw)
  To: Libo Chen
  Cc: Li Zefan, artem.bityutskiy, zajec5, LKML, Bill Pemberton,
	linux-mtd, hauke, Andrew Morton, dwmw2

This is good fix, but I rather prefer not to see it in this shape.
See comments below.

On Wed, May 22, 2013 at 6:51 AM, Libo Chen <clbchenlibo.chen@huawei.com> wrote:
>
> mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.
>
> Signed-off-by: Libo Chen <libo.chen@huawei.com>
> Acked-by: Rafał Miłecki <zajec5@gmail.com>
> ---
>  drivers/mtd/devices/bcm47xxsflash.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> * add Acked-by: Rafał Miłecki <zajec5@gmail.com>
> * change send list
>
> diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
> index 9526628..4aa9141 100644
> --- a/drivers/mtd/devices/bcm47xxsflash.c
> +++ b/drivers/mtd/devices/bcm47xxsflash.c
> @@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
>         return 0;
>
>  err_dev_reg:
> -       kfree(&b47s->mtd);
> +       kfree(b47s);
>  out:
>         return err;
>  }

What about to switch to devm_* and remove those labels and kfrees at all?

Additionally you can add another patch to use module_platform_driver()
macro instead of module_init/exit.

--
With Best Regards,
Andy Shevchenko

^ permalink raw reply	[flat|nested] 8+ messages in thread

* Re: [PATCH RESEND] mtd: fix kfree bcm47xxsflash
  2013-05-28 15:29   ` Andy Shevchenko
@ 2013-05-29  2:40     ` Libo Chen
  0 siblings, 0 replies; 8+ messages in thread
From: Libo Chen @ 2013-05-29  2:40 UTC (permalink / raw)
  To: Andy Shevchenko
  Cc: Li Zefan, artem.bityutskiy, zajec5, LKML, Bill Pemberton,
	linux-mtd, hauke, Andrew Morton, dwmw2

On 2013/5/28 23:29, Andy Shevchenko wrote:
> This is good fix, but I rather prefer not to see it in this shape.
> See comments below.
> 
> On Wed, May 22, 2013 at 6:51 AM, Libo Chen <clbchenlibo.chen@huawei.com> wrote:
>>
>> mtd is just member of bcm47xxsflash, so we should free bcm47xxsflash  not its member.
>>
>> Signed-off-by: Libo Chen <libo.chen@huawei.com>
>> Acked-by: Rafał Miłecki <zajec5@gmail.com>
>> ---
>>  drivers/mtd/devices/bcm47xxsflash.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> * add Acked-by: Rafał Miłecki <zajec5@gmail.com>
>> * change send list
>>
>> diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
>> index 9526628..4aa9141 100644
>> --- a/drivers/mtd/devices/bcm47xxsflash.c
>> +++ b/drivers/mtd/devices/bcm47xxsflash.c
>> @@ -76,7 +76,7 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
>>         return 0;
>>
>>  err_dev_reg:
>> -       kfree(&b47s->mtd);
>> +       kfree(b47s);
>>  out:
>>         return err;
>>  }
> 
> What about to switch to devm_* and remove those labels and kfrees at all?
> 
> Additionally you can add another patch to use module_platform_driver()
> macro instead of module_init/exit.
> 

ok, I will update later.

thanks,

Libo


> --
> With Best Regards,
> Andy Shevchenko
> 
> .
> 

^ permalink raw reply	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2013-05-29  2:43 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-05-05  8:40 [PATCH] mtd: fix kfree bcm47xxsflash chenlibo.3
2013-05-15  3:54 ` Libo Chen
2013-05-22  3:51 ` [PATCH RESEND] " Libo Chen
2013-05-22  5:32   ` Rafał Miłecki
2013-05-28 12:40   ` Libo Chen
2013-05-28 12:49     ` Rafał Miłecki
2013-05-28 15:29   ` Andy Shevchenko
2013-05-29  2:40     ` Libo Chen

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