diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 8bec41cdccd7..630175746780 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -1066,7 +1066,8 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data, drm_exec_fini(&exec); if (num_mappings > 0 && num_mappings <= args->num_entries) - r = copy_to_user(u64_to_user_ptr(args->value), vm_entries, num_mappings * sizeof(*vm_entries)); + if (copy_to_user(u64_to_user_ptr(args->value), vm_entries, num_mappings * sizeof(*vm_entries))) + r = -EFAULT; args->num_entries = num_mappings; @@ -1158,7 +1159,8 @@ int amdgpu_gem_list_handles_ioctl(struct drm_device *dev, void *data, args->num_entries = bo_index; if (!ret) - ret = copy_to_user(u64_to_user_ptr(args->entries), bo_entries, num_bos * sizeof(*bo_entries)); + if (copy_to_user(u64_to_user_ptr(args->entries), bo_entries, num_bos * sizeof(*bo_entries))) + ret = -EFAULT; kvfree(bo_entries); |