surfaceflinger: don't check HWComposer numLayers unless one exists

Change-Id: I4b83f7bf7ba1318c70054117f14e759fe0ad105c
2010-08-12 23:21:40 -07:00
parent c8d0d6307f
commit 94364b91a2
1 changed files with 3 additions and 1 deletions
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -839,7 +839,9 @@ void SurfaceFlinger::composeSurfaces(const Region& dirty)
            hwc.getNumLayers(), count);

    // just to be extra-safe, use the smallest count
-    count = count < hwc.getNumLayers() ? count : hwc.getNumLayers();
+    if (hwc.initCheck() == NO_ERROR) {
+        count = count < hwc.getNumLayers() ? count : hwc.getNumLayers();
+    }

    /*
     *  update the per-frame h/w composer data for each layer