serial.c: Use common TX drain logic when closing a driver as with the TCDRAIN IOCTL.

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Gregory Nutt

2017-08-01 10:13:59 -06:00

parent b7b3876e8f

commit bd027b9019

1 changed files with 454 additions and 444 deletions

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drivers/serial/serial.c

+454 -444

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