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Fix missing NULL check

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could crash when windows were unmapped within a script.
This commit is contained in:
Campbell Barton 2016-04-12 06:09:15 +10:00
parent 0042db16f4
commit 73e402e49a
1 changed files with 1 additions and 1 deletions
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2
tree.c
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@ -1637,7 +1637,7 @@ bool set_layer(monitor_t *m, desktop_t *d, node_t *n, stack_layer_t l)
bool set_state(monitor_t *m, desktop_t *d, node_t *n, client_state_t s)
{
if (n == NULL || n->client->state == s) {
if (n == NULL || n->client == NULL || n->client->state == s) {
return false;
}