From: Peter Hurley <peter@hurleysoftware.com>
Date: Mon, 2 Dec 2013 18:56:03 +0000 (-0500)
Subject: tty: Always handle NULL flag ptr
X-Git-Tag: v3.14-rc1~149^2~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=82f91fe092b6eacd82e976b8955443f9fd97d07e;p=pandora-kernel.git

tty: Always handle NULL flag ptr

Most line disciplines already handle the undocumented NULL flag
ptr in their .receive_buf method; however, several don't.

Document the NULL flag ptr, and correct handling in the
N_MOUSE, N_GSM0710 and N_R394 line disciplines.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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