diff --git a/[refs] b/[refs]
index 95a50d879ee3..32c8ff2de21b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a690a2a1eb32e533e2b2afb1daeef3c4011d47e9
+refs/heads/master: 16c5ab1d3a6d1b11ed2966fa33a3a4fecd13a2bc
diff --git a/trunk/Documentation/DocBook/writing-an-alsa-driver.tmpl b/trunk/Documentation/DocBook/writing-an-alsa-driver.tmpl
index c564faab981c..bd6fee22c4dd 100644
--- a/trunk/Documentation/DocBook/writing-an-alsa-driver.tmpl
+++ b/trunk/Documentation/DocBook/writing-an-alsa-driver.tmpl
@@ -3278,8 +3278,8 @@ struct _snd_pcm_runtime {
 	 <programlisting>
 <![CDATA[
   snd_pcm_hw_rule_add(substream->runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
-                      hw_rule_channels_by_format, 0, SNDRV_PCM_HW_PARAM_FORMAT,
-                      -1);
+                      hw_rule_channels_by_format, NULL,
+                      SNDRV_PCM_HW_PARAM_FORMAT, -1);
 ]]>
           </programlisting>
         </informalexample>
@@ -3321,8 +3321,8 @@ struct _snd_pcm_runtime {
 	 <programlisting>
 <![CDATA[
   snd_pcm_hw_rule_add(substream->runtime, 0, SNDRV_PCM_HW_PARAM_FORMAT,
-                      hw_rule_format_by_channels, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
-                      -1);
+                      hw_rule_format_by_channels, NULL,
+                      SNDRV_PCM_HW_PARAM_CHANNELS, -1);
 ]]>
           </programlisting>
         </informalexample>