From 4f0a788dc892d62fabcfd61b289b6212bdedadfd Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Mon, 4 Jun 2012 11:36:25 +0200
Subject: [PATCH] staging:iio:dac:ad5504: Check if IRQ was requested before
 freeing it

IRQ support is optional, so we have to check whether it was actually requested
before we attempt to free it.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
Reading git-format-patch failed