diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index dac3633..a68aed7 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -441,19 +441,22 @@
 		params = kmalloc(sizeof(*params), GFP_KERNEL);
 		if (!params)
 			return -ENOMEM;
-		if (copy_from_user(params, (void __user *)arg, sizeof(*params)))
-			return -EFAULT;
+		if (copy_from_user(params, (void __user *)arg, sizeof(*params))) {
+			retval = -EFAULT;
+			goto out;
+		}
 		retval = snd_compr_allocate_buffer(stream, params);
 		if (retval) {
-			kfree(params);
-			return -ENOMEM;
+			retval = -ENOMEM;
+			goto out;
 		}
 		retval = stream->ops->set_params(stream, params);
 		if (retval)
 			goto out;
 		stream->runtime->state = SNDRV_PCM_STATE_SETUP;
-	} else
+	} else {
 		return -EPERM;
+	}
 out:
 	kfree(params);
 	return retval;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c95c8bd..0db1dc4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5586,6 +5586,7 @@
 /* Pin config fixes */
 enum {
 	PINFIX_FSC_AMILO_PI1505,
+	PINFIX_ASUS_A6RP,
 };
 
 static const struct alc_fixup alc861_fixups[] = {
@@ -5597,9 +5598,19 @@
 			{ }
 		}
 	},
+	[PINFIX_ASUS_A6RP] = {
+		.type = ALC_FIXUP_VERBS,
+		.v.verbs = (const struct hda_verb[]) {
+			/* node 0x0f VREF seems controlling the master output */
+			{ 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF50 },
+			{ }
+		},
+	},
 };
 
 static const struct snd_pci_quirk alc861_fixup_tbl[] = {
+	SND_PCI_QUIRK(0x1043, 0x1393, "ASUS A6Rp", PINFIX_ASUS_A6RP),
+	SND_PCI_QUIRK(0x1584, 0x2b01, "Haier W18", PINFIX_ASUS_A6RP),
 	SND_PCI_QUIRK(0x1734, 0x10c7, "FSC Amilo Pi1505", PINFIX_FSC_AMILO_PI1505),
 	{}
 };
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 336cfcd..948f0be 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -4870,7 +4870,14 @@
 			/* BIOS bug: unfilled OEM string */
 			if (strstr(dev->name, "HP_Mute_LED_P_G")) {
 				set_hp_led_gpio(codec);
-				spec->gpio_led_polarity = 1;
+				switch (codec->subsystem_id) {
+				case 0x103c148a:
+					spec->gpio_led_polarity = 0;
+					break;
+				default:
+					spec->gpio_led_polarity = 1;
+					break;
+				}
 				return 1;
 			}
 		}
diff --git a/sound/pci/ymfpci/ymfpci.c b/sound/pci/ymfpci/ymfpci.c
index e57b89e8..94ab728 100644
--- a/sound/pci/ymfpci/ymfpci.c
+++ b/sound/pci/ymfpci/ymfpci.c
@@ -286,17 +286,22 @@
 		snd_card_free(card);
 		return err;
 	}
-	if ((err = snd_ymfpci_pcm_4ch(chip, 2, NULL)) < 0) {
+	err = snd_ymfpci_mixer(chip, rear_switch[dev]);
+	if (err < 0) {
 		snd_card_free(card);
 		return err;
 	}
-	if ((err = snd_ymfpci_pcm2(chip, 3, NULL)) < 0) {
-		snd_card_free(card);
-		return err;
-	}
-	if ((err = snd_ymfpci_mixer(chip, rear_switch[dev])) < 0) {
-		snd_card_free(card);
-		return err;
+	if (chip->ac97->ext_id & AC97_EI_SDAC) {
+		err = snd_ymfpci_pcm_4ch(chip, 2, NULL);
+		if (err < 0) {
+			snd_card_free(card);
+			return err;
+		}
+		err = snd_ymfpci_pcm2(chip, 3, NULL);
+		if (err < 0) {
+			snd_card_free(card);
+			return err;
+		}
 	}
 	if ((err = snd_ymfpci_timer(chip, 0)) < 0) {
 		snd_card_free(card);
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index 03ee4e3..12a9a2b 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -1614,6 +1614,14 @@
 	return change;
 }
 
+static struct snd_kcontrol_new snd_ymfpci_dup4ch __devinitdata = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "4ch Duplication",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = snd_ymfpci_info_dup4ch,
+	.get = snd_ymfpci_get_dup4ch,
+	.put = snd_ymfpci_put_dup4ch,
+};
 
 static struct snd_kcontrol_new snd_ymfpci_controls[] __devinitdata = {
 {
@@ -1642,13 +1650,6 @@
 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
-{
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	.name = "4ch Duplication",
-	.info = snd_ymfpci_info_dup4ch,
-	.get = snd_ymfpci_get_dup4ch,
-	.put = snd_ymfpci_put_dup4ch,
-},
 };
 
 
@@ -1838,6 +1839,12 @@
 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
 			return err;
 	}
+	if (chip->ac97->ext_id & AC97_EI_SDAC) {
+		kctl = snd_ctl_new1(&snd_ymfpci_dup4ch, chip);
+		err = snd_ctl_add(chip->card, kctl);
+		if (err < 0)
+			return err;
+	}
 
 	/* add S/PDIF control */
 	if (snd_BUG_ON(!chip->pcm_spdif))