From: Gerd Hoffmann <kraxel@redhat.com>
Date: Wed, 2 Nov 2011 11:56:14 +0000 (+0100)
Subject: intel-hda: fix stream search
X-Git-Tag: qemu-xen-4.2.0~182
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=18ebcc86f2e21c83efe26b09218c859234876465;p=qemu-xen.git

intel-hda: fix stream search

commit ba43d28916c4f51c19bd7366089155ce81bee058 introduces a bug:
The stream-not-found case doesn't error out any more, instead the
code silently uses the first stream.  Fix it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---

diff --git a/hw/intel-hda.c b/hw/intel-hda.c
index 02def4c1e1..10769e0f49 100644
--- a/hw/intel-hda.c
+++ b/hw/intel-hda.c
@@ -402,7 +402,7 @@ static bool intel_hda_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
             break;
         }
     }
-    if (st == NULL) {
+    if (s == 4) {
         return false;
     }
     if (st->bpl == NULL) {