Jason Gerecke 8493777961 backends/x11: Prevent segfault when querying list of devices
The XIQueryDevice function used by device_query_area can return a NULL
pointer and set n_devices to a negative number in some cases. We add
additional checks to prevent a segfault.

https://bugzilla.gnome.org/show_bug.cgi?id=787649
2017-09-28 09:58:17 -04:00
2015-07-06 00:52:18 -07:00
2017-09-22 18:52:02 +00:00
2014-03-18 20:37:35 -04:00
2017-08-30 13:44:05 +08:00
2017-05-11 13:45:44 +02:00
2017-09-12 16:45:03 +02:00
2016-04-27 20:37:47 +02:00
2014-07-31 17:50:28 +02:00
2017-09-12 16:45:03 +02:00
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