From af8a9ecacc00e9166a7b754c25e55334c65af82d Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Mon, 20 Sep 2021 16:40:32 +0100 Subject: pybootchart: Avoid divide by zero Avoid a rare divide by zero error if there isn't data point spread. [YOCTO #14547] Signed-off-by: Richard Purdie (cherry picked from commit d7e36d01e87ddf89f76f164a0b7d98f597a53fa5) Signed-off-by: Anuj Mittal --- scripts/pybootchartgui/pybootchartgui/draw.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/scripts/pybootchartgui/pybootchartgui/draw.py b/scripts/pybootchartgui/pybootchartgui/draw.py index 29eb7505bc..fc708b55c3 100644 --- a/scripts/pybootchartgui/pybootchartgui/draw.py +++ b/scripts/pybootchartgui/pybootchartgui/draw.py @@ -267,7 +267,10 @@ def draw_chart(ctx, color, fill, chart_bounds, data, proc_tree, data_range): # avoid divide by zero if max_y == 0: max_y = 1.0 - xscale = float (chart_bounds[2]) / (max_x - x_shift) + if (max_x - x_shift): + xscale = float (chart_bounds[2]) / (max_x - x_shift) + else: + xscale = float (chart_bounds[2]) # If data_range is given, scale the chart so that the value range in # data_range matches the chart bounds exactly. # Otherwise, scale so that the actual data matches the chart bounds. -- cgit 1.2.3-korg