USB: keyspan: fix overrun-error reporting
authorJohan Hovold <johan@kernel.org>
Tue, 18 Nov 2014 10:25:20 +0000 (11:25 +0100)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 14 Dec 2014 16:23:58 +0000 (16:23 +0000)
commit 855515a6d3731242d85850a206f2ec084c917338 upstream.

Fix reporting of overrun errors, which are not associated with a
character. Instead insert a null character and report only once.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Johan Hovold <johan@kernel.org>
[bwh: Backported to 3.2:
 - s/\&port->port/tty/
 - Adjust context, indentation]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/usb/serial/keyspan.c

Simple merge