Hans Petter Selasky 8ea4441598 Make sure the linux_wait_event_common() function in the LinuxKPI properly
handles a timeout value of MAX_SCHEDULE_TIMEOUT which basically means there
is no timeout. This is a regression issue after r319757.

While at it change the type of returned variable from "long" to "int" to
match the actual return type.

MFC after:	1 week
Sponsored by:	Mellanox Technologies
2017-08-10 12:51:04 +00:00
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