Re: [PATCH 19/20] drm/amd/amdgpu/amdgpu_sdma: Increase buffer size to account for all possible values

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Applied.  Thanks!

On Thu, Aug 24, 2023 at 3:38 AM Lee Jones <lee@xxxxxxxxxx> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c: In function ‘amdgpu_sdma_init_microcode’:
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c:217:64: warning: ‘.bin’ directive output may be truncated writing 4 bytes into a region of size between 0 and 32 [-Wformat-truncation=]
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c:217:17: note: ‘snprintf’ output between 13 and 52 bytes into a destination of size 40
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c:215:66: warning: ‘snprintf’ output may be truncated before the last format character [-Wformat-truncation=]
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c:215:17: note: ‘snprintf’ output between 12 and 41 bytes into a destination of size 40
>
> Signed-off-by: Lee Jones <lee@xxxxxxxxxx>
> ---
> Cc: Alex Deucher <alexander.deucher@xxxxxxx>
> Cc: "Christian König" <christian.koenig@xxxxxxx>
> Cc: "Pan, Xinhui" <Xinhui.Pan@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> index e2b9392d7f0de..572f861e3f706 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
> @@ -208,7 +208,7 @@ int amdgpu_sdma_init_microcode(struct amdgpu_device *adev,
>         const struct sdma_firmware_header_v2_0 *sdma_hdr;
>         uint16_t version_major;
>         char ucode_prefix[30];
> -       char fw_name[40];
> +       char fw_name[52];
>
>         amdgpu_ucode_ip_version_decode(adev, SDMA0_HWIP, ucode_prefix, sizeof(ucode_prefix));
>         if (instance == 0)
> --
> 2.42.0.rc1.204.g551eb34607-goog
>




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