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layer_shell: Guard against negative exclusive zone 

This can happen with surfaces that set negative margins.
This commit is contained in:
Sebastian Krzyszkowiak 2019-08-12 01:18:24 +02:00 committed by Drew DeVault
parent 6200ecbc1d
commit 8bd3b7be8a
1 changed files with 1 additions and 1 deletions
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2
sway/desktop/layer_shell.c
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@ -68,7 +68,7 @@ static void apply_exclusive(struct wlr_box *usable_area,
},
};
for (size_t i = 0; i < sizeof(edges) / sizeof(edges[0]); ++i) {
if ((anchor & edges[i].anchors) == edges[i].anchors) {
if ((anchor & edges[i].anchors) == edges[i].anchors && exclusive + edges[i].margin > 0) {
if (edges[i].positive_axis) {
*edges[i].positive_axis += exclusive + edges[i].margin;
}