ALSA: hda: fix a mask for unsolicited event tags

Response tag only occupies 6 bits, not 7. This bug is harmless, since
the value has just been shifted to the right by 26 bits, so this is
only a cosmetic fix.
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_jack.c

@@ -563,7 +563,7 @@ static void call_jack_callback(struct hda_codec *codec, unsigned int res,
 void snd_hda_jack_unsol_event(struct hda_codec *codec, unsigned int res)
 {
 	struct hda_jack_tbl *event;
-	int tag = (res >> AC_UNSOL_RES_TAG_SHIFT) & 0x7f;
+	int tag = (res & AC_UNSOL_RES_TAG) >> AC_UNSOL_RES_TAG_SHIFT;
 
 	event = snd_hda_jack_tbl_get_from_tag(codec, tag);
 	if (!event)