n_gsm: introduce enum gsm_dlci_mode

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gsm_dlci->mode is clearly an enumeration. So introduce one and use it
-- compiler now checks if valid values are assigned to the field.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20200219084949.28074-3-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jiri Slaby 2020-02-19 09:49:42 +01:00 • committed by Greg Kroah-Hartman

parent 72ae8cc192

commit e1785996f4

1 changed files with 6 additions and 3 deletions

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drivers/tty/n_gsm.c

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