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path: root/drivers/gpu/drm
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-rw-r--r--drivers/gpu/drm/gma500/psb_intel_display.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/gpu/drm/gma500/psb_intel_display.c b/drivers/gpu/drm/gma500/psb_intel_display.c
index 12d129ef21a9..6666493789d1 100644
--- a/drivers/gpu/drm/gma500/psb_intel_display.c
+++ b/drivers/gpu/drm/gma500/psb_intel_display.c
@@ -843,7 +843,7 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
843 struct gtt_range *cursor_gt = psb_intel_crtc->cursor_gt; 843 struct gtt_range *cursor_gt = psb_intel_crtc->cursor_gt;
844 struct drm_gem_object *obj; 844 struct drm_gem_object *obj;
845 void *tmp_dst, *tmp_src; 845 void *tmp_dst, *tmp_src;
846 int ret, i, cursor_pages; 846 int ret = 0, i, cursor_pages;
847 847
848 /* if we want to turn of the cursor ignore width and height */ 848 /* if we want to turn of the cursor ignore width and height */
849 if (!handle) { 849 if (!handle) {
@@ -880,7 +880,8 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
880 880
881 if (obj->size < width * height * 4) { 881 if (obj->size < width * height * 4) {
882 dev_dbg(dev->dev, "buffer is to small\n"); 882 dev_dbg(dev->dev, "buffer is to small\n");
883 return -ENOMEM; 883 ret = -ENOMEM;
884 goto unref_cursor;
884 } 885 }
885 886
886 gt = container_of(obj, struct gtt_range, gem); 887 gt = container_of(obj, struct gtt_range, gem);
@@ -889,13 +890,14 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
889 ret = psb_gtt_pin(gt); 890 ret = psb_gtt_pin(gt);
890 if (ret) { 891 if (ret) {
891 dev_err(dev->dev, "Can not pin down handle 0x%x\n", handle); 892 dev_err(dev->dev, "Can not pin down handle 0x%x\n", handle);
892 return ret; 893 goto unref_cursor;
893 } 894 }
894 895
895 if (dev_priv->ops->cursor_needs_phys) { 896 if (dev_priv->ops->cursor_needs_phys) {
896 if (cursor_gt == NULL) { 897 if (cursor_gt == NULL) {
897 dev_err(dev->dev, "No hardware cursor mem available"); 898 dev_err(dev->dev, "No hardware cursor mem available");
898 return -ENOMEM; 899 ret = -ENOMEM;
900 goto unref_cursor;
899 } 901 }
900 902
901 /* Prevent overflow */ 903 /* Prevent overflow */
@@ -936,9 +938,14 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
936 struct gtt_range, gem); 938 struct gtt_range, gem);
937 psb_gtt_unpin(gt); 939 psb_gtt_unpin(gt);
938 drm_gem_object_unreference(psb_intel_crtc->cursor_obj); 940 drm_gem_object_unreference(psb_intel_crtc->cursor_obj);
939 psb_intel_crtc->cursor_obj = obj;
940 } 941 }
941 return 0; 942
943 psb_intel_crtc->cursor_obj = obj;
944 return ret;
945
946unref_cursor:
947 drm_gem_object_unreference(obj);
948 return ret;
942} 949}
943 950
944static int psb_intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) 951static int psb_intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)