Camera3: fix missing string in logging code

Change-Id: I15da6bb8b586b4641837f42d2145530fb45dd0bd
diff --git a/services/camera/libcameraservice/device3/Camera3Stream.cpp b/services/camera/libcameraservice/device3/Camera3Stream.cpp
index abfb602..7645a2a 100644
--- a/services/camera/libcameraservice/device3/Camera3Stream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Stream.cpp
@@ -397,7 +397,7 @@
                     "must be set to NULL in camera3_device::ops", __FUNCTION__);
             return INVALID_OPERATION;
         } else {
-            ALOGD("%s: Skipping NULL check for deprecated register_stream_buffers");
+            ALOGD("%s: Skipping NULL check for deprecated register_stream_buffers", __FUNCTION__);
         }
 
         return OK;