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Merge tag 'drm-misc-fixes-2020-03-26' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

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drm-misc-fixes for v5.6:
- SG fixes for prime, radeon and amdgpu.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ef10e822-76dd-125d-ec1f-9a78c5f76bc3@linux.intel.com
This commit is contained in:
Dave Airlie
2020-03-27 12:33:13 +10:00
parent 16fbf79b0f 47f7826c52
commit 5117c363eb
3 changed files with 3 additions and 3 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
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@@ -974,7 +974,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
/* Map SG to device */
r = -ENOMEM;
nents = dma_map_sg(adev->dev, ttm->sg->sgl, ttm->sg->nents, direction);
if (nents != ttm->sg->nents)
if (nents == 0)
goto release_sg;
/* convert SG to linear array of pages and dma addresses */