Fix crash if there is no mounted filesystems (reported by Patrick Verner)

1 files changed, 4 insertions, 2 deletions

diff --git a/hardinfo2/shell.c b/hardinfo2/shell.c
index d06faecb..1024515b 100644
--- a/hardinfo2/shell.c
+++ b/hardinfo2/shell.c
@@ -1073,8 +1073,10 @@ static void update_progress()
     gchar *tmp;
     gdouble maxv = 0, maxp = 0, cur, floatval;
 
-    gtk_tree_model_get_iter_first(model, &fiter);
-
+    if (!gtk_tree_model_get_iter_first(model, &fiter)) {
+        return;
+    }
+    
     /* finds the maximum value */
     if (shell->normalize_percentage) {
 	iter = fiter;