Use the fine-grained mutex for the assigned info object, instead.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/core/info.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/core/info.c b/sound/core/info.c index d749a0d..fe83661 100644 --- a/sound/core/info.c +++ b/sound/core/info.c @@ -167,7 +167,7 @@ static loff_t snd_info_entry_llseek(struct file *file, loff_t offset, int orig)
data = file->private_data; entry = data->entry; - lock_kernel(); + mutex_lock(&entry->access); switch (entry->content) { case SNDRV_INFO_CONTENT_TEXT: switch (orig) { @@ -196,7 +196,7 @@ static loff_t snd_info_entry_llseek(struct file *file, loff_t offset, int orig) } ret = -ENXIO; out: - unlock_kernel(); + mutex_unlock(&entry->access); return ret; }