n_hdlc: honor O_NONBLOCK on write
authorPaul Fulghum <paulkf@microgate.com>
Tue, 22 Jul 2008 10:21:19 +0000 (11:21 +0100)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 22 Jul 2008 20:03:28 +0000 (13:03 -0700)
Make n_hdlc line discipline honor the O_NONBLOCK file flag on write.

Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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