From 7c7d7d50a92a0694d947aa7eb1df465ab82d7afe Mon Sep 17 00:00:00 2001
From: Michael Hennerich <michael.hennerich@analog.com>
Date: Thu, 24 Feb 2011 16:34:50 +0100
Subject: [PATCH] --- yaml --- r: 236141 b: refs/heads/master c:
 065896e904eac598bafd5e607b944da34c4aaf09 h: refs/heads/master i:   236139:
 272fa522ba7a3d6e02bda2f6990609ea9484e1c5 v: v3

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

diff --git a/[refs] b/[refs]
index 92bc5115c3ab..72dc6017e0b0 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7c31b984c4d119d0e32a1696fd4ca6b506a73d10
+refs/heads/master: 065896e904eac598bafd5e607b944da34c4aaf09
diff --git a/trunk/drivers/staging/iio/Documentation/generic_buffer.c b/trunk/drivers/staging/iio/Documentation/generic_buffer.c
index 771b23627797..3cc18ab4ebfd 100644
--- a/trunk/drivers/staging/iio/Documentation/generic_buffer.c
+++ b/trunk/drivers/staging/iio/Documentation/generic_buffer.c
@@ -168,6 +168,9 @@ int main(int argc, char **argv)
 		}
 	}
 
+	if (device_name == NULL)
+		return -1;
+
 	/* Find the device requested */
 	dev_num = find_type_by_name(device_name, "device");
 	if (dev_num < 0) {