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| author | Matthias Clasen <mclasen@redhat.com> | 2016-01-09 17:30:33 -0500 |
|---|---|---|
| committer | Matthias Clasen <mclasen@redhat.com> | 2016-01-09 23:44:43 -0500 |
| commit | caaf537f94f0e03aabadef8c80a7a39dda02e2ff (patch) | |
| tree | 1ee84e20400723a7bd1d7f48cb5668a51a68e013 /gtk/gtkrenderborder.c | |
| parent | 7d0173763eb89f221636a07a28e45f9c29f8a069 (diff) | |
| download | gtk+-caaf537f94f0e03aabadef8c80a7a39dda02e2ff.tar.gz | |
Avoid division by 0 in the border rendering code
We skip sides with 0 border width in render_border, but when
we collect sides with the same style, we may pass the 0 width
down to render_frame_stroke anyway. So skip width 0 sides
there as well.
Diffstat (limited to 'gtk/gtkrenderborder.c')
| -rw-r--r-- | gtk/gtkrenderborder.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gtk/gtkrenderborder.c b/gtk/gtkrenderborder.c index 22452d15cb..84f81428cf 100644 --- a/gtk/gtkrenderborder.c +++ b/gtk/gtkrenderborder.c @@ -518,11 +518,14 @@ render_frame_stroke (cairo_t *cr, border_width[GTK_CSS_BOTTOM], border_width[GTK_CSS_LEFT]); - for (i = 0; i < 4; i++) + for (i = 0; i < 4; i++) { if (hidden_side & (1 << i)) continue; + if (border_width[i] == 0) + continue; + cairo_save (cr); if (i == 0) |