[8u] RFR(S): Uninitialized memory in set_uintx_flag of attachListener.cpp

[Dmitry Samersoff]

Everybody,

http://cr.openjdk.java.net/~dsamersoff/JDK-8170536/webrev.01/

Please, review the fix.

The code should return error if op->arg(1) is NULL.

-Dmitry

-- 
Dmitry Samersoff
Oracle Java development team, Saint Petersburg, Russia
* I would love to change the world, but they won't give me the sources.