[PATCH 17/20] drm/amd/amdgpu/amdgpu_ras: Increase buffer size to account for all possible values

Lee Jones posted 20 patches 1 year ago
[PATCH 17/20] drm/amd/amdgpu/amdgpu_ras: Increase buffer size to account for all possible values
Posted by Lee Jones 1 year ago
Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c: In function ‘amdgpu_ras_sysfs_create’:
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1406:20: warning: ‘_err_count’ directive output may be truncated writing 10 bytes into a region of size between 1 and 32 [-Wformat-truncation=]
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1405:9: note: ‘snprintf’ output between 11 and 42 bytes into a destination of size 32

Signed-off-by: Lee Jones <lee@kernel.org>
---
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Hawking Zhang <Hawking.Zhang@amd.com>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index ffb49b2d533ad..7999d202c9bc5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -436,7 +436,7 @@ struct amdgpu_ras {
 };
 
 struct ras_fs_data {
-	char sysfs_name[32];
+	char sysfs_name[48];
 	char debugfs_name[32];
 };
 
-- 
2.42.0.rc1.204.g551eb34607-goog

Re: [PATCH 17/20] drm/amd/amdgpu/amdgpu_ras: Increase buffer size to account for all possible values
Posted by Alex Deucher 1 year ago
Applied.  Thanks!

On Thu, Aug 24, 2023 at 3:38 AM Lee Jones <lee@kernel.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c: In function ‘amdgpu_ras_sysfs_create’:
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1406:20: warning: ‘_err_count’ directive output may be truncated writing 10 bytes into a region of size between 1 and 32 [-Wformat-truncation=]
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1405:9: note: ‘snprintf’ output between 11 and 42 bytes into a destination of size 32
>
> Signed-off-by: Lee Jones <lee@kernel.org>
> ---
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: "Christian König" <christian.koenig@amd.com>
> Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
> Cc: David Airlie <airlied@gmail.com>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Hawking Zhang <Hawking.Zhang@amd.com>
> Cc: amd-gfx@lists.freedesktop.org
> Cc: dri-devel@lists.freedesktop.org
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
> index ffb49b2d533ad..7999d202c9bc5 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
> @@ -436,7 +436,7 @@ struct amdgpu_ras {
>  };
>
>  struct ras_fs_data {
> -       char sysfs_name[32];
> +       char sysfs_name[48];
>         char debugfs_name[32];
>  };
>
> --
> 2.42.0.rc1.204.g551eb34607-goog
>