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Avoid division by 0 in the border rendering code

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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.
This commit is contained in:
Matthias Clasen 2016-01-09 17:30:33 -05:00
parent 7d0173763e
commit caaf537f94
1 changed files with 4 additions and 1 deletions
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5
gtk/gtkrenderborder.c
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@ -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)