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-rw-r--r--apps/gui/scrollbar.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/apps/gui/scrollbar.c b/apps/gui/scrollbar.c
index 0cb3602..8a0b885 100644
--- a/apps/gui/scrollbar.c
+++ b/apps/gui/scrollbar.c
@@ -92,6 +92,14 @@ void gui_scrollbar_draw(struct screen * screen, int x, int y,
inner_y = y + 1;
inner_wd = width - 2;
inner_ht = height - 2;
+
+ /* Boundary check to make sure that height is reasonable, otherwise nothing
+ * to do
+ */
+ if(height<2 || width<2)
+ {
+ return;
+ }
if (flags & HORIZONTAL)
inner_len = inner_wd;