From: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
To: Xie Yisheng <xieyisheng1-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Cc: mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
guohanjun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
catalin.marinas-5wv7dgnIgG8@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org
Subject: Re: [PATCH] arm64/efi: efi_init error handling fix
Date: Fri, 2 Sep 2016 11:26:18 +0100 [thread overview]
Message-ID: <20160902102618.GC17482@arm.com> (raw)
In-Reply-To: <1472811519-4897-1-git-send-email-xieyisheng1-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
On Fri, Sep 02, 2016 at 06:18:39PM +0800, Xie Yisheng wrote:
> From: Yisheng Xie <xieyisheng1-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
>
> There's an early memmap leak in efi_init error path, fix it.
>
> Signed-off-by: Yisheng Xie <xieyisheng1-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
> ---
> drivers/firmware/efi/arm-init.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Adding linux-efi, Ard and Matt. Please try to CC the relevant people in
future.
Will
> diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c
> index c49d50e..5080e40 100644
> --- a/drivers/firmware/efi/arm-init.c
> +++ b/drivers/firmware/efi/arm-init.c
> @@ -243,8 +243,10 @@ void __init efi_init(void)
> "Unexpected EFI_MEMORY_DESCRIPTOR version %ld",
> efi.memmap.desc_version);
>
> - if (uefi_init() < 0)
> + if (uefi_init() < 0) {
> + early_memunmap(efi.memmap.map, params.mmap_size);
> return;
> + }
>
> reserve_regions();
> efi_memattr_init();
> --
> 1.7.12.4
>
WARNING: multiple messages have this Message-ID (diff)
From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64/efi: efi_init error handling fix
Date: Fri, 2 Sep 2016 11:26:18 +0100 [thread overview]
Message-ID: <20160902102618.GC17482@arm.com> (raw)
In-Reply-To: <1472811519-4897-1-git-send-email-xieyisheng1@huawei.com>
On Fri, Sep 02, 2016 at 06:18:39PM +0800, Xie Yisheng wrote:
> From: Yisheng Xie <xieyisheng1@huawei.com>
>
> There's an early memmap leak in efi_init error path, fix it.
>
> Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
> ---
> drivers/firmware/efi/arm-init.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Adding linux-efi, Ard and Matt. Please try to CC the relevant people in
future.
Will
> diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c
> index c49d50e..5080e40 100644
> --- a/drivers/firmware/efi/arm-init.c
> +++ b/drivers/firmware/efi/arm-init.c
> @@ -243,8 +243,10 @@ void __init efi_init(void)
> "Unexpected EFI_MEMORY_DESCRIPTOR version %ld",
> efi.memmap.desc_version);
>
> - if (uefi_init() < 0)
> + if (uefi_init() < 0) {
> + early_memunmap(efi.memmap.map, params.mmap_size);
> return;
> + }
>
> reserve_regions();
> efi_memattr_init();
> --
> 1.7.12.4
>
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Xie Yisheng <xieyisheng1@huawei.com>
Cc: mingo@kernel.org, guohanjun@huawei.com, mark.rutland@arm.com,
catalin.marinas@arm.com, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, matt@codeblueprint.co.uk,
linux-efi@vger.kernel.org, ard.biesheuvel@linaro.org
Subject: Re: [PATCH] arm64/efi: efi_init error handling fix
Date: Fri, 2 Sep 2016 11:26:18 +0100 [thread overview]
Message-ID: <20160902102618.GC17482@arm.com> (raw)
In-Reply-To: <1472811519-4897-1-git-send-email-xieyisheng1@huawei.com>
On Fri, Sep 02, 2016 at 06:18:39PM +0800, Xie Yisheng wrote:
> From: Yisheng Xie <xieyisheng1@huawei.com>
>
> There's an early memmap leak in efi_init error path, fix it.
>
> Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
> ---
> drivers/firmware/efi/arm-init.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Adding linux-efi, Ard and Matt. Please try to CC the relevant people in
future.
Will
> diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c
> index c49d50e..5080e40 100644
> --- a/drivers/firmware/efi/arm-init.c
> +++ b/drivers/firmware/efi/arm-init.c
> @@ -243,8 +243,10 @@ void __init efi_init(void)
> "Unexpected EFI_MEMORY_DESCRIPTOR version %ld",
> efi.memmap.desc_version);
>
> - if (uefi_init() < 0)
> + if (uefi_init() < 0) {
> + early_memunmap(efi.memmap.map, params.mmap_size);
> return;
> + }
>
> reserve_regions();
> efi_memattr_init();
> --
> 1.7.12.4
>
next prev parent reply other threads:[~2016-09-02 10:26 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-02 10:18 [PATCH] arm64/efi: efi_init error handling fix Xie Yisheng
2016-09-02 10:18 ` Xie Yisheng
[not found] ` <1472811519-4897-1-git-send-email-xieyisheng1-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2016-09-02 10:26 ` Will Deacon [this message]
2016-09-02 10:26 ` Will Deacon
2016-09-02 10:26 ` Will Deacon
[not found] ` <20160902102618.GC17482-5wv7dgnIgG8@public.gmane.org>
2016-09-05 11:11 ` Yisheng Xie
2016-09-05 11:11 ` Yisheng Xie
2016-09-05 11:11 ` Yisheng Xie
2016-09-05 13:57 ` Matt Fleming
2016-09-05 13:57 ` Matt Fleming
2016-09-05 13:57 ` Matt Fleming
[not found] ` <20160905135723.GK32579-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-09-07 11:15 ` Yisheng Xie
2016-09-07 11:15 ` Yisheng Xie
2016-09-07 11:15 ` Yisheng Xie
[not found] ` <c57dfbbe-a2a7-e8af-7d94-20f86126053c-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2016-09-13 11:18 ` Matt Fleming
2016-09-13 11:18 ` Matt Fleming
2016-09-13 11:18 ` Matt Fleming
[not found] ` <20160913111804.GG3872-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-09-19 12:29 ` Yisheng Xie
2016-09-19 12:29 ` Yisheng Xie
2016-09-19 12:29 ` Yisheng Xie
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