tty: Simplify tty->count math in tty_reopen()

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commit cf62a1a137 upstream.

As notted by Jiri, tty_ldisc_reinit() shouldn't rely on tty counter.
Simplify math by increasing the counter after reinit success.

Cc: Jiri Slaby <jslaby@suse.com>
Link: lkml.kernel.org/r/<20180829022353.23568-2-dima@arista.com>
Suggested-by: Jiri Slaby <jslaby@suse.com>
Reviewed-by: Jiri Slaby <jslaby@suse.cz>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Dmitry Safonov <dima@arista.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Dmitry Safonov 2018-11-01 00:24:49 +00:00 • committed by Greg Kroah-Hartman

parent 91fa6599b0

commit 5cdfe41c94

1 changed files with 5 additions and 8 deletions

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drivers/tty/tty_io.c

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