s390/3270: hangup the 3270 tty after a disconnect

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The disconnect and later reconnect of a 3270 terminal does not do
a tty hangup. The current session is resumed which is a security
issue.

Do a tty hangup after a unit check has been received.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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This commit is contained in:

Martin Schwidefsky 2016-05-02 15:09:01 +02:00

parent 7e36eff1ee

commit 0c75691492

1 changed files with 35 additions and 3 deletions

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38

drivers/s390/char/tty3270.c

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