diff --git a/daemon/ldm.c b/daemon/ldm.c
index e89fc9001..aad7f789d 100644
--- a/daemon/ldm.c
+++ b/daemon/ldm.c
@@ -58,6 +58,8 @@ get_devices (const char *pattern)
   int err;
   size_t i;
 
+  memset (&devs, 0, sizeof devs);
+
   err = glob (pattern, GLOB_ERR, glob_errfunc, &devs);
   if (err == GLOB_NOSPACE) {
     reply_with_error ("glob: returned GLOB_NOSPACE: "