From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 29 Jul 2010 15:08:59 +0000 (+0200)
Subject: hda-analyzer: fix amp_index_match when no offset information is present
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=cb1cc91bbc847329cad6f83d626323f971608597;p=alsa.git

hda-analyzer: fix amp_index_match when no offset information is present

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/hda-analyzer/hda_proc.py b/hda-analyzer/hda_proc.py
index 660993b..3363b09 100644
--- a/hda-analyzer/hda_proc.py
+++ b/hda-analyzer/hda_proc.py
@@ -167,8 +167,11 @@ class HDApcmControl:
     return str
 
   def amp_index_match(self, idx):
-    count = (self.amp_chs & 1) + ((self.amp_chs >> 1) & 1)
-    return idx >= self.amp_idx and idx < self.amp_idx + count
+    if not self.amp_chs is None:
+      count = (self.amp_chs & 1) + ((self.amp_chs >> 1) & 1)
+      return idx >= self.amp_idx and idx < self.amp_idx + count
+    else:
+      return False
 
 class ProcNode(HDABaseProc):