From 56a1df46c19150db0a9b0f0c14e0b1d42e7f32d4 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Sat, 15 May 2010 17:53:44 +0200
Subject: [PATCH] USB: serial: add special case for processing of empty read
 urbs

Return immediately from generic process_read_urb if urb is empty.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
Reading git-format-patch failed