tty: handle NULL parameters in free_tty_struct()

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We sometimes pass NULL pointers to free_tty_struct().  One example where
it can happen is in the error handling code in pty_common_install().

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Dan Carpenter 2012-07-24 12:52:04 +01:00 • committed by Greg Kroah-Hartman

parent 4ac5d7050e

commit dc6802a771

1 changed files with 2 additions and 0 deletions

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drivers/tty/tty_io.c

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