diff --git a/wrenchboard/src/shared_tool/media.cc b/wrenchboard/src/shared_tool/media.cc
index efc9eaf2..f4696503 100644
--- a/wrenchboard/src/shared_tool/media.cc
+++ b/wrenchboard/src/shared_tool/media.cc
@@ -126,6 +126,9 @@ long WrenchSaveStoredMedia(CVars in, CVars &out) {
     CVars yy;
     long job_pic_id = 0 ;
 
+    bzero(vname, sizeof (vname));
+    bzero(file_section, sizeof (file_section));
+
     try {
        // REQ_STRING(in, "file_section", 5, 40, "(.*)");