diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_query.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_query.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_query.c b/drivers/gpu/drm/i915/i915_query.c index 3f502eef2431..fe56465cdfd6 100644 --- a/drivers/gpu/drm/i915/i915_query.c +++ b/drivers/gpu/drm/i915/i915_query.c @@ -27,8 +27,7 @@ static int query_topology_info(struct drm_i915_private *dev_priv, slice_length = sizeof(sseu->slice_mask); subslice_length = sseu->max_slices * - DIV_ROUND_UP(sseu->max_subslices, - sizeof(sseu->subslice_mask[0]) * BITS_PER_BYTE); + DIV_ROUND_UP(sseu->max_subslices, BITS_PER_BYTE); eu_length = sseu->max_slices * sseu->max_subslices * DIV_ROUND_UP(sseu->max_eus_per_subslice, BITS_PER_BYTE); @@ -47,7 +46,7 @@ static int query_topology_info(struct drm_i915_private *dev_priv, if (topo.flags != 0) return -EINVAL; - if (!access_ok(VERIFY_WRITE, u64_to_user_ptr(query_item->data_ptr), + if (!access_ok(u64_to_user_ptr(query_item->data_ptr), total_length)) return -EFAULT; |