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-rw-r--r--sound/core/sound.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/sound/core/sound.c b/sound/core/sound.c
index f002bd911dae..437c25ea6403 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -153,7 +153,7 @@ static int snd_open(struct inode *inode, struct file *file)
{
unsigned int minor = iminor(inode);
struct snd_minor *mptr = NULL;
- const struct file_operations *old_fops;
+ const struct file_operations *new_fops;
int err = 0;
if (minor >= ARRAY_SIZE(snd_minors))
@@ -167,24 +167,14 @@ static int snd_open(struct inode *inode, struct file *file)
return -ENODEV;
}
}
- old_fops = file->f_op;
- file->f_op = fops_get(mptr->f_ops);
- if (file->f_op == NULL) {
- file->f_op = old_fops;
- err = -ENODEV;
- }
+ new_fops = fops_get(mptr->f_ops);
mutex_unlock(&sound_mutex);
- if (err < 0)
- return err;
+ if (!new_fops)
+ return -ENODEV;
+ replace_fops(file, new_fops);
- if (file->f_op->open) {
+ if (file->f_op->open)
err = file->f_op->open(inode, file);
- if (err) {
- fops_put(file->f_op);
- file->f_op = fops_get(old_fops);
- }
- }
- fops_put(old_fops);
return err;
}