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authorJakob Bornecrantz <jakob@vmware.com>2011-11-09 10:25:27 +0100
committerDave Airlie <airlied@redhat.com>2011-11-11 10:57:59 +0000
commitf0c8a6524dca1d37ab7b0247aa7681e490af1ee4 (patch)
tree8e4801a4ccfa110b5bc7449dd369f3e6206483cf
parentc0d18316ae99e1f19738f9cb5e0a2a9dc57dd8cd (diff)
downloadxen-f0c8a6524dca1d37ab7b0247aa7681e490af1ee4.tar.gz
vmwgfx: Initialize clip rect loop correctly in surface dirty
Signed-off-by: Jakob Bornecrantz <jakob@vmware.com> Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index f3ab1fee60e1b..40c7e617e28b9 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -410,8 +410,9 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv,
top = clips->y1;
bottom = clips->y2;
- clips_ptr = clips;
- for (i = 1; i < num_clips; i++, clips_ptr += inc) {
+ /* skip the first clip rect */
+ for (i = 1, clips_ptr = clips + inc;
+ i < num_clips; i++, clips_ptr += inc) {
left = min_t(int, left, (int)clips_ptr->x1);
right = max_t(int, right, (int)clips_ptr->x2);
top = min_t(int, top, (int)clips_ptr->y1);