tty: serial: Kconfig: Fix a typo

'exsisting' has an extra 's'

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/20200216102742.19298-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christophe JAILLET 2020-02-16 11:27:42 +01:00 • committed by Greg Kroah-Hartman
commit 9ff2f0f7f2