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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>
This commit is contained in:
Christian König 2015-06-22 14:54:32 +02:00 committed by Alex Deucher
parent 845253e78a
commit b8682ac253
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
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@ -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);