[media] DocBook/v4l: fix validation error in dev-rds.xml

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/Documentation/DocBook/v4l/dev-rds.xml b/Documentation/DocBook/v4l/dev-rds.xml
index 360d2737e64..2427f54397e 100644
--- a/Documentation/DocBook/v4l/dev-rds.xml
+++ b/Documentation/DocBook/v4l/dev-rds.xml
@@ -75,6 +75,7 @@ as follows:</para>
   </section>
 
   <section>
+    <title>RDS datastructures</title>
     <table frame="none" pgwide="1" id="v4l2-rds-data">
       <title>struct
 <structname>v4l2_rds_data</structname></title>
@@ -129,10 +130,11 @@ as follows:</para>
 
     <table frame="none" pgwide="1" id="v4l2-rds-block-codes">
       <title>Block defines</title>
-      <tgroup cols="3">
+      <tgroup cols="4">
         <colspec colname="c1" colwidth="1*" />
         <colspec colname="c2" colwidth="1*" />
-        <colspec colname="c3" colwidth="5*" />
+        <colspec colname="c3" colwidth="1*" />
+        <colspec colname="c4" colwidth="5*" />
         <tbody valign="top">
           <row>
             <entry>V4L2_RDS_BLOCK_MSK</entry>