From 7152447df98b3981d621224be947a2c8d77aed06 Mon Sep 17 00:00:00 2001
From: Rene Herman <rene.herman@keyaccess.nl>
Date: Thu, 13 Apr 2006 12:58:06 +0200
Subject: [ALSA] unregister platform device again if probe was unsuccessful

This second one unregisters the platform device again when the probe is
unsuccesful for sound/drivers, sound/arm/sa11xx-uda1341.c and
sound/ppc/powermac.c. This gets them all.

Signed-off-by: Rene Herman <rene.herman@keyaccess.nl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/drivers/dummy.c         |  4 ++++
 sound/drivers/mpu401/mpu401.c |  4 ++++
 sound/drivers/mtpav.c         | 14 +++++++++-----
 sound/drivers/serial-u16550.c |  4 ++++
 sound/drivers/virmidi.c       |  4 ++++
 5 files changed, 25 insertions(+), 5 deletions(-)

(limited to 'sound/drivers')

diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index ae0df549fac7..ffeafaf2ecca 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -677,6 +677,10 @@ static int __init alsa_card_dummy_init(void)
 							 i, NULL, 0);
 		if (IS_ERR(device))
 			continue;
+		if (!platform_get_drvdata(device)) {
+			platform_device_unregister(device);
+			continue;
+		}
 		devices[i] = device;
 		cards++;
 	}
diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c
index 77b06009735d..d3cbbb047582 100644
--- a/sound/drivers/mpu401/mpu401.c
+++ b/sound/drivers/mpu401/mpu401.c
@@ -253,6 +253,10 @@ static int __init alsa_card_mpu401_init(void)
 							 i, NULL, 0);
 		if (IS_ERR(device))
 			continue;
+		if (!platform_get_drvdata(device)) {
+			platform_device_unregister(device);
+			continue;
+		}
 		platform_devices[i] = device;
 		snd_mpu401_devices++;
 	}
diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c
index b7a0b42813e1..474eed06e70f 100644
--- a/sound/drivers/mtpav.c
+++ b/sound/drivers/mtpav.c
@@ -770,11 +770,15 @@ static int __init alsa_card_mtpav_init(void)
 		return err;
 
 	device = platform_device_register_simple(SND_MTPAV_DRIVER, -1, NULL, 0);
-	if (IS_ERR(device)) {
-		platform_driver_unregister(&snd_mtpav_driver);
-		return PTR_ERR(device);
-	}
-	return 0;
+	if (!IS_ERR(device)) {
+		if (platform_get_drvdata(device))
+			return 0;
+		platform_device_unregister(device);
+		err = -ENODEV;
+	} else
+		err = PTR_ERR(device);
+	platform_driver_unregister(&snd_mtpav_driver);
+	return err;
 }
 
 static void __exit alsa_card_mtpav_exit(void)
diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c
index c01b4c5118b9..2330fec505da 100644
--- a/sound/drivers/serial-u16550.c
+++ b/sound/drivers/serial-u16550.c
@@ -998,6 +998,10 @@ static int __init alsa_card_serial_init(void)
 							 i, NULL, 0);
 		if (IS_ERR(device))
 			continue;
+		if (!platform_get_drvdata(device)) {
+			platform_device_unregister(device);
+			continue;
+		}
 		devices[i] = device;
 		cards++;
 	}
diff --git a/sound/drivers/virmidi.c b/sound/drivers/virmidi.c
index 26eb2499d442..59171f8200df 100644
--- a/sound/drivers/virmidi.c
+++ b/sound/drivers/virmidi.c
@@ -171,6 +171,10 @@ static int __init alsa_card_virmidi_init(void)
 							 i, NULL, 0);
 		if (IS_ERR(device))
 			continue;
+		if (!platform_get_drvdata(device)) {
+			platform_device_unregister(device);
+			continue;
+		}
 		devices[i] = device;
 		cards++;
 	}
-- 
cgit v1.2.3-59-g8ed1b