diff options
Diffstat (limited to 'sound/core/control.c')
-rw-r--r-- | sound/core/control.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sound/core/control.c b/sound/core/control.c index 814d2cf1a34..73dc10ac33f 100644 --- a/sound/core/control.c +++ b/sound/core/control.c | |||
@@ -75,7 +75,7 @@ static int snd_ctl_open(struct inode *inode, struct file *file) | |||
75 | ctl->card = card; | 75 | ctl->card = card; |
76 | ctl->prefer_pcm_subdevice = -1; | 76 | ctl->prefer_pcm_subdevice = -1; |
77 | ctl->prefer_rawmidi_subdevice = -1; | 77 | ctl->prefer_rawmidi_subdevice = -1; |
78 | ctl->pid = current->pid; | 78 | ctl->pid = get_pid(task_pid(current)); |
79 | file->private_data = ctl; | 79 | file->private_data = ctl; |
80 | write_lock_irqsave(&card->ctl_files_rwlock, flags); | 80 | write_lock_irqsave(&card->ctl_files_rwlock, flags); |
81 | list_add_tail(&ctl->list, &card->ctl_files); | 81 | list_add_tail(&ctl->list, &card->ctl_files); |
@@ -125,6 +125,7 @@ static int snd_ctl_release(struct inode *inode, struct file *file) | |||
125 | control->vd[idx].owner = NULL; | 125 | control->vd[idx].owner = NULL; |
126 | up_write(&card->controls_rwsem); | 126 | up_write(&card->controls_rwsem); |
127 | snd_ctl_empty_read_queue(ctl); | 127 | snd_ctl_empty_read_queue(ctl); |
128 | put_pid(ctl->pid); | ||
128 | kfree(ctl); | 129 | kfree(ctl); |
129 | module_put(card->module); | 130 | module_put(card->module); |
130 | snd_card_file_remove(card, file); | 131 | snd_card_file_remove(card, file); |
@@ -672,7 +673,7 @@ static int snd_ctl_elem_info(struct snd_ctl_file *ctl, | |||
672 | info->access |= SNDRV_CTL_ELEM_ACCESS_LOCK; | 673 | info->access |= SNDRV_CTL_ELEM_ACCESS_LOCK; |
673 | if (vd->owner == ctl) | 674 | if (vd->owner == ctl) |
674 | info->access |= SNDRV_CTL_ELEM_ACCESS_OWNER; | 675 | info->access |= SNDRV_CTL_ELEM_ACCESS_OWNER; |
675 | info->owner = vd->owner->pid; | 676 | info->owner = pid_vnr(vd->owner->pid); |
676 | } else { | 677 | } else { |
677 | info->owner = -1; | 678 | info->owner = -1; |
678 | } | 679 | } |