text-progress-bar: clean up warnings

diff --git a/src/libply-splash-core/ply-text-progress-bar.c b/src/libply-splash-core/ply-text-progress-bar.c
index 5e9baa29920c33c5d4e79e70aa1544b181b86cce..39e98cf02f0acf76a30c42f0d0790d1ff109b0d5 100644 (file)
--- a/src/libply-splash-core/ply-text-progress-bar.c
+++ b/src/libply-splash-core/ply-text-progress-bar.c
@@ -57,7 +57,7 @@
 
 #define NUMBER_OF_INDICATOR_COLUMNS 6
 
-static char *os_string = "";
+static char *os_string;
 
 struct _ply_text_progress_bar
 {
@@ -124,12 +124,14 @@ out:
 void
 ply_text_progress_bar_draw (ply_text_progress_bar_t *progress_bar)
 {
-    int i, width = progress_bar->number_of_columns - 2 - strlen (os_string);
+    int i, width;
     double brown_fraction, blue_fraction, white_fraction;
 
     if (progress_bar->is_hidden)
       return;
 
+    width = progress_bar->number_of_columns - 2 - strlen (os_string);
+
     ply_text_display_set_cursor_position (progress_bar->display,
                                           progress_bar->column,
                                           progress_bar->row);