Even though these probably never happen, it's still better having some
(really cheap) extra checks, just in case.
| ../Xext/xtest.c: In function ‘ProcXTestFakeInput’:
| ../Xext/xtest.c:385:17: warning: dereference of NULL ‘dev’ [CWE-476] [-Wanalyzer-null-dereference]
| 385 | if (!dev->key)
| | ~~~^~~~~
| ../Xext/xtest.c:442:12: warning: dereference of NULL ‘dev’ [CWE-476] [-Wanalyzer-null-dereference]
| 442 | if (dev->sendEventsProc)
| | ~~~^~~~~~~~~~~~~~~~
Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
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