Applied. Thanks!
Alex
On Thu, Mar 4, 2021 at 11:02 PM Quan, Evan <evan.q...@amd.com> wrote:
>
> [AMD Public Use]
>
> Thanks. Reviewed-by: Evan Quan <evan.q...@amd.com>
>
> -----Original Message-----
> From: Jia-Ju Bai <baijiaju1...@gmail.com>
> Sent: Friday, March 5, 2021 11:54 AM
> To: Deucher, Alexander <alexander.deuc...@amd.com>; Koenig, Christian
> <christian.koe...@amd.com>; airl...@linux.ie; dan...@ffwll.ch; Quan, Evan
> <evan.q...@amd.com>; Zhang, Hawking <hawking.zh...@amd.com>; Wang,
> Kevin(Yang) <kevin1.w...@amd.com>; Gao, Likun <likun....@amd.com>
> Cc: amd-...@lists.freedesktop.org; dri-devel@lists.freedesktop.org;
> linux-ker...@vger.kernel.org; Jia-Ju Bai <baijiaju1...@gmail.com>
> Subject: [PATCH] gpu: drm: swsmu: fix error return code of
> smu_v11_0_set_allowed_mask()
>
> When bitmap_empty() or feature->feature_num triggers an error, no error
> return code of smu_v11_0_set_allowed_mask() is assigned.
> To fix this bug, ret is assigned with -EINVAL as error return code.
>
> Reported-by: TOTE Robot <os...@tsinghua.edu.cn>
> Signed-off-by: Jia-Ju Bai <baijiaju1...@gmail.com>
> ---
> drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
> b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
> index 90585461a56e..82731a932308 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
> @@ -747,8 +747,10 @@ int smu_v11_0_set_allowed_mask(struct smu_context *smu)
> int ret = 0;
> uint32_t feature_mask[2];
>
> - if (bitmap_empty(feature->allowed, SMU_FEATURE_MAX) ||
> feature->feature_num < 64)
> + if (bitmap_empty(feature->allowed, SMU_FEATURE_MAX) ||
> feature->feature_num < 64) {
> + ret = -EINVAL;
> goto failed;
> + }
>
> bitmap_copy((unsigned long *)feature_mask, feature->allowed, 64);
>
> --
> 2.17.1
> _______________________________________________
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> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
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