[PATCH] uio-howto: example bug

[Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>]

Bug in demo program, checking wrong return value

Signed-off-by: Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>

--- a/Documentation/DocBook/uio-howto.tmpl	2012-12-12 08:53:44.615986228 -0800
+++ b/Documentation/DocBook/uio-howto.tmpl	2013-01-16 10:03:05.577809560 -0800
@@ -984,7 +984,7 @@ int main()
 		return errno;
 	}
 	configfd = open(&quot;/sys/class/uio/uio0/device/config&quot;, O_RDWR);
-	if (uiofd &lt; 0) {
+	if (configfd &lt; 0) {
 		perror(&quot;config open:&quot;);
 		return errno;
 	}
--
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