* efi/esrt: use memunmap rather kfree to free the remapping
@ 2017-10-29 14:51 ` Pan Bian
0 siblings, 0 replies; 4+ messages in thread
From: Pan Bian @ 2017-10-29 14:51 UTC (permalink / raw)
To: Matt Fleming, Ard Biesheuvel; +Cc: linux-efi, linux-kernel, Pan Bian
The remapping result of memremap should be freed with memunmap, not
kfree.
Signed-off-by: Pan Bian <bianpan2016@163.com>
---
drivers/firmware/efi/esrt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
index bd7ed3c..3ef7001 100644
--- a/drivers/firmware/efi/esrt.c
+++ b/drivers/firmware/efi/esrt.c
@@ -431,7 +431,7 @@ static int __init esrt_sysfs_init(void)
err_remove_esrt:
kobject_put(esrt_kobj);
err:
- kfree(esrt);
+ memunmap(esrt);
esrt = NULL;
return error;
}
--
1.9.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* efi/esrt: use memunmap rather kfree to free the remapping
@ 2017-10-29 14:51 ` Pan Bian
0 siblings, 0 replies; 4+ messages in thread
From: Pan Bian @ 2017-10-29 14:51 UTC (permalink / raw)
To: Matt Fleming, Ard Biesheuvel
Cc: linux-efi-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA, Pan Bian
The remapping result of memremap should be freed with memunmap, not
kfree.
Signed-off-by: Pan Bian <bianpan2016-9Onoh4P/yGk@public.gmane.org>
---
drivers/firmware/efi/esrt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
index bd7ed3c..3ef7001 100644
--- a/drivers/firmware/efi/esrt.c
+++ b/drivers/firmware/efi/esrt.c
@@ -431,7 +431,7 @@ static int __init esrt_sysfs_init(void)
err_remove_esrt:
kobject_put(esrt_kobj);
err:
- kfree(esrt);
+ memunmap(esrt);
esrt = NULL;
return error;
}
--
1.9.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: efi/esrt: use memunmap rather kfree to free the remapping
@ 2017-12-05 18:08 ` Ard Biesheuvel
0 siblings, 0 replies; 4+ messages in thread
From: Ard Biesheuvel @ 2017-12-05 18:08 UTC (permalink / raw)
To: Pan Bian; +Cc: Matt Fleming, linux-efi, linux-kernel
On 29 October 2017 at 14:51, Pan Bian <bianpan2016@163.com> wrote:
> The remapping result of memremap should be freed with memunmap, not
> kfree.
>
> Signed-off-by: Pan Bian <bianpan2016@163.com>
> ---
> drivers/firmware/efi/esrt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
> index bd7ed3c..3ef7001 100644
> --- a/drivers/firmware/efi/esrt.c
> +++ b/drivers/firmware/efi/esrt.c
> @@ -431,7 +431,7 @@ static int __init esrt_sysfs_init(void)
> err_remove_esrt:
> kobject_put(esrt_kobj);
> err:
> - kfree(esrt);
> + memunmap(esrt);
> esrt = NULL;
> return error;
> }
> --
> 1.9.1
>
Queued in efi/urgent. Thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: efi/esrt: use memunmap rather kfree to free the remapping
@ 2017-12-05 18:08 ` Ard Biesheuvel
0 siblings, 0 replies; 4+ messages in thread
From: Ard Biesheuvel @ 2017-12-05 18:08 UTC (permalink / raw)
To: Pan Bian
Cc: Matt Fleming, linux-efi-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA
On 29 October 2017 at 14:51, Pan Bian <bianpan2016-9Onoh4P/yGk@public.gmane.org> wrote:
> The remapping result of memremap should be freed with memunmap, not
> kfree.
>
> Signed-off-by: Pan Bian <bianpan2016-9Onoh4P/yGk@public.gmane.org>
> ---
> drivers/firmware/efi/esrt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
> index bd7ed3c..3ef7001 100644
> --- a/drivers/firmware/efi/esrt.c
> +++ b/drivers/firmware/efi/esrt.c
> @@ -431,7 +431,7 @@ static int __init esrt_sysfs_init(void)
> err_remove_esrt:
> kobject_put(esrt_kobj);
> err:
> - kfree(esrt);
> + memunmap(esrt);
> esrt = NULL;
> return error;
> }
> --
> 1.9.1
>
Queued in efi/urgent. Thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2017-12-05 18:08 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2017-10-29 14:51 efi/esrt: use memunmap rather kfree to free the remapping Pan Bian
2017-10-29 14:51 ` Pan Bian
2017-12-05 18:08 ` Ard Biesheuvel
2017-12-05 18:08 ` Ard Biesheuvel
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