[ALSA] Fix check of enable module option

Fix the check of enable module option in probe of platform_device drivers.
It shouldn't break the loop but just ignore if enable[i] is false.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

4 files changed, 12 insertions, 4 deletions

diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 14e1a671b5cf..e35fd5779a9d 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -669,8 +669,10 @@ static int __init alsa_card_dummy_init(void)
                 return err;
 
         cards = 0;
-        for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+        for (i = 0; i < SNDRV_CARDS; i++) {
                 struct platform_device *device;
+                if (! enable[i])
+                        continue;
                 device = platform_device_register_simple(SND_DUMMY_DRIVER,
                                                          i, NULL, 0);
                 if (IS_ERR(device)) {
diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c
index 915589a402ab..9d10d79e27af 100644
--- a/sound/drivers/mpu401/mpu401.c
+++ b/sound/drivers/mpu401/mpu401.c
@@ -240,8 +240,10 @@ static int __init alsa_card_mpu401_init(void)
                 return err;
 
         devices = 0;
-        for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+        for (i = 0; i < SNDRV_CARDS; i++) {
                 struct platform_device *device;
+                if (! enable[i])
+                        continue;
 #ifdef CONFIG_PNP
                 if (pnp[i])
                         continue;
diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c
index 112ddf705402..13b46d12564a 100644
--- a/sound/drivers/serial-u16550.c
+++ b/sound/drivers/serial-u16550.c
@@ -989,8 +989,10 @@ static int __init alsa_card_serial_init(void)
                 return err;
 
         cards = 0;
-        for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+        for (i = 0; i < SNDRV_CARDS; i++) {
                 struct platform_device *device;
+                if (! enable[i])
+                        continue;
                 device = platform_device_register_simple(SND_SERIAL_DRIVER,
                                                          i, NULL, 0);
                 if (IS_ERR(device)) {
diff --git a/sound/drivers/virmidi.c b/sound/drivers/virmidi.c
index 4258723de2ab..a3ee306239c9 100644
--- a/sound/drivers/virmidi.c
+++ b/sound/drivers/virmidi.c
@@ -163,8 +163,10 @@ static int __init alsa_card_virmidi_init(void)
                 return err;
 
         cards = 0;
-        for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
+        for (i = 0; i < SNDRV_CARDS; i++) {
                 struct platform_device *device;
+                if (! enable[i])
+                        continue;
                 device = platform_device_register_simple(SND_VIRMIDI_DRIVER,
                                                          i, NULL, 0);
                 if (IS_ERR(device)) {