ALSA: hda - Add pin fix for Alienware M17x R3

Reported-by: Albert Pool <albertpool@solcon.nl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 470f6f2..f365865 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1641,6 +1641,8 @@
 		      "Alienware M17x", STAC_ALIENWARE_M17X),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x043a,
 		      "Alienware M17x", STAC_ALIENWARE_M17X),
+	SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0490,
+		      "Alienware M17x", STAC_ALIENWARE_M17X),
 	{} /* terminator */
 };