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FromGreg Kroah-Hartman <>
Subject[PATCH 25/79] device create: sound: convert device_create to device_create_drvdata
DateMon, 21 Jul 2008 22:18:49 -0700
device_create() is race-prone, so use the race-free
device_create_drvdata() instead as device_create() is going away.

Cc: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
sound/core/init.c | 5 +++--
sound/oss/soundcard.c | 14 ++++++++------
sound/sound_core.c | 5 +++--
3 files changed, 14 insertions(+), 10 deletions(-)
diff --git a/sound/core/init.c b/sound/core/init.c
index 5c254d4..df46bbc 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -548,8 +548,9 @@ int snd_card_register(struct snd_card *card)
snd_assert(card != NULL, return -EINVAL);
#ifndef CONFIG_SYSFS_DEPRECATED
if (!card->card_dev) {
- card->card_dev = device_create(sound_class, card->dev, 0,
- "card%i", card->number);
+ card->card_dev = device_create_drvdata(sound_class, card->dev,
+ MKDEV(0, 0), NULL,
+ "card%i", card->number);
if (IS_ERR(card->card_dev))
card->card_dev = NULL;
}
diff --git a/sound/oss/soundcard.c b/sound/oss/soundcard.c
index a9c23b2..7d89c08 100644
--- a/sound/oss/soundcard.c
+++ b/sound/oss/soundcard.c
@@ -560,17 +560,19 @@ static int __init oss_init(void)
sound_dmap_flag = (dmabuf > 0 ? 1 : 0);

for (i = 0; i < ARRAY_SIZE(dev_list); i++) {
- device_create(sound_class, NULL,
- MKDEV(SOUND_MAJOR, dev_list[i].minor),
- "%s", dev_list[i].name);
+ device_create_drvdata(sound_class, NULL,
+ MKDEV(SOUND_MAJOR, dev_list[i].minor),
+ NULL, "%s", dev_list[i].name);

if (!dev_list[i].num)
continue;

for (j = 1; j < *dev_list[i].num; j++)
- device_create(sound_class, NULL,
- MKDEV(SOUND_MAJOR, dev_list[i].minor + (j*0x10)),
- "%s%d", dev_list[i].name, j);
+ device_create_drvdata(sound_class, NULL,
+ MKDEV(SOUND_MAJOR,
+ dev_list[i].minor + (j*0x10)),
+ NULL,
+ "%s%d", dev_list[i].name, j);
}

if (sound_nblocks >= 1024)
diff --git a/sound/sound_core.c b/sound/sound_core.c
index dcfc1d5..1b04259 100644
--- a/sound/sound_core.c
+++ b/sound/sound_core.c
@@ -171,8 +171,9 @@ static int sound_insert_unit(struct sound_unit **list, const struct file_operati
else
sprintf(s->name, "sound/%s%d", name, r / SOUND_STEP);

- device_create(sound_class, dev, MKDEV(SOUND_MAJOR, s->unit_minor),
- s->name+6);
+ device_create_drvdata(sound_class, dev,
+ MKDEV(SOUND_MAJOR, s->unit_minor),
+ NULL, s->name+6);
return r;

fail:
--
1.5.6.3


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