From 9d5547ab901439ba64981b0b35949f099d58e2cd Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Mon, 18 Jun 2012 18:33:47 +0200
Subject: [PATCH] --- yaml --- r: 317418 b: refs/heads/master c:
 f5b81ddd12da71bd00b2963203c23ff929e0c182 h: refs/heads/master v: v3

---
 [refs]                                  | 2 +-
 trunk/drivers/iio/industrialio-buffer.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index d4877046977a..75e6dc308c6b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 493b67b73c7f575058acec61903a2cb128207106
+refs/heads/master: f5b81ddd12da71bd00b2963203c23ff929e0c182
diff --git a/trunk/drivers/iio/industrialio-buffer.c b/trunk/drivers/iio/industrialio-buffer.c
index 2f35db93cdb6..3d8d187eef2a 100644
--- a/trunk/drivers/iio/industrialio-buffer.c
+++ b/trunk/drivers/iio/industrialio-buffer.c
@@ -285,6 +285,9 @@ int iio_buffer_register(struct iio_dev *indio_dev,
 	if (channels) {
 		/* new magic */
 		for (i = 0; i < num_channels; i++) {
+			if (channels[i].scan_index < 0)
+				continue;
+
 			/* Establish necessary mask length */
 			if (channels[i].scan_index >
 			    (int)indio_dev->masklength - 1)