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tty: core: Add helper fn to deref tty driver name
authorPeter Hurley <peter@hurleysoftware.com>
Sun, 8 Nov 2015 18:01:12 +0000 (13:01 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 14 Dec 2015 03:59:48 +0000 (19:59 -0800)
commit0a083eddae33b6e20234d05a9cf54f87b0095511
treeeb2487f1492031b4947f3e38f7a768524911d0d6tree | snapshot (tar.gz zip)
parent25080652a2d4a6d27a51fc1412e258f467174615commit | diff
tty: core: Add helper fn to deref tty driver name

Similar to tty_name(), add tty_driver_name() helper to safely
dereference tty->driver->name (otherwise return empty string).

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/tty_io.c diff | blob | blame | history
include/linux/tty.h diff | blob | blame | history