diff options
| author |   Christian König <christian.koenig@amd.com> | 2015-06-22 14:54:32 +0200 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2015-06-29 11:21:49 -0400 |
| commit | b8682ac253bdab6c15678f926bdc028b2e5dc0d2 (patch) | |
| tree | 75acba53248cfc2642786999930b286c9e2bbf46 /drivers/gpu | |
| parent | drm/amdgpu: reset wptr at cp compute resume (v2) (diff) | |
| download | linux-dev-b8682ac253bdab6c15678f926bdc028b2e5dc0d2.tar.xz linux-dev-b8682ac253bdab6c15678f926bdc028b2e5dc0d2.zip | |
drm/amdgpu: fix crash on invalid CS IOCTL
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index f09b2cba40ca..7cd567b268fd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -445,8 +445,9 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error, bo for (i = 0; i < parser->nchunks; i++) drm_free_large(parser->chunks[i].kdata); kfree(parser->chunks); - for (i = 0; i < parser->num_ibs; i++) - amdgpu_ib_free(parser->adev, &parser->ibs[i]); + if (parser->ibs) + for (i = 0; i < parser->num_ibs; i++) + amdgpu_ib_free(parser->adev, &parser->ibs[i]); kfree(parser->ibs); if (parser->uf.bo) drm_gem_object_unreference_unlocked(&parser->uf.bo->gem_base); |