From: Johan Hovold <johan@kernel.org>
Date: Wed, 4 Mar 2015 09:39:05 +0000 (+0100)
Subject: USB: serial: fix infinite wait_until_sent timeout
X-Git-Tag: omap-for-v4.1/wl12xx-dt~46^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f528bf4f57e43d1af4b2a5c97f09e43e0338c105;p=pandora-kernel.git

USB: serial: fix infinite wait_until_sent timeout

Make sure to handle an infinite timeout (0).

Note that wait_until_sent is currently never called with a 0-timeout
argument due to a bug in tty_wait_until_sent.

Fixes: dcf010503966 ("USB: serial: add generic wait_until_sent
implementation")
Cc: stable <stable@vger.kernel.org>	# v3.10

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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