drm_hwcomposer: style fixes

Change-Id: Id04a088a895f8372a32623713589d43d5e0495ef
diff --git a/nvimporter.cpp b/nvimporter.cpp
index 93b9129..de3ed55 100644
--- a/nvimporter.cpp
+++ b/nvimporter.cpp
@@ -121,7 +121,7 @@
   return 0;
 }
 
-int NvImporter::ReleaseBuffer(hwc_drm_bo_t * bo) {
+int NvImporter::ReleaseBuffer(hwc_drm_bo_t *bo) {
   NvBuffer_t *buf = (NvBuffer_t *)bo->priv;
   if (!buf) {
     ALOGE("Freeing bo %ld, buf is NULL!", bo->fb_id);