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| author | Jiri Kosina <jkosina@suse.cz> | 2008-07-23 17:19:00 +0400 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2008-07-23 17:19:00 +0400 |
| commit | 9063974cdbc5463528cb6aa60c91bc0267af7bbb (patch) | |
| tree | 1dffc62d8b79b3d89459cf23aa59c553e186840a /sound/sound_core.c | |
| parent | d6d6a86e14a6b5a26c785b45268874a8f7a52b4d (diff) | |
| parent | c010b2f76c3032e48097a6eef291d8593d5d79a6 (diff) | |
| download | linux-9063974cdbc5463528cb6aa60c91bc0267af7bbb.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'sound/sound_core.c')
| -rw-r--r-- | sound/sound_core.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sound/sound_core.c b/sound/sound_core.c index 46daca175502..1b04259a4328 100644 --- a/sound/sound_core.c +++ b/sound/sound_core.c @@ -37,6 +37,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/smp_lock.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/fs.h> @@ -170,8 +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: @@ -464,6 +466,8 @@ int soundcore_open(struct inode *inode, struct file *file) struct sound_unit *s; const struct file_operations *new_fops = NULL; + lock_kernel (); + chain=unit&0x0F; if(chain==4 || chain==5) /* dsp/audio/dsp16 */ { @@ -511,9 +515,11 @@ int soundcore_open(struct inode *inode, struct file *file) file->f_op = fops_get(old_fops); } fops_put(old_fops); + unlock_kernel(); return err; } spin_unlock(&sound_loader_lock); + unlock_kernel(); return -ENODEV; } |