On Wed, Mar 11, 2020 at 01:09:07AM +0000, Jules Irenge wrote:
> Sparse reports a warning at tscm_hwdep_read_queue()
>
> warning: context imbalance in tscm_hwdep_read_queue() - unexpected unlock
>
> The root cause is the missing annotation at tscm_hwdep_read_queue()
> Add the missing __releases(&tscm->lock) annotation
>
> Signed-off-by: Jules Irenge <jbi.octave@xxxxxxxxx>
> ---
> sound/firewire/tascam/tascam-hwdep.c | 1 +
> 1 file changed, 1 insertion(+)
This looks good.
Acked-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>
> diff --git a/sound/firewire/tascam/tascam-hwdep.c b/sound/firewire/tascam/tascam-hwdep.c
> index c29a97f6f638..9801e33e7f2a 100644
> --- a/sound/firewire/tascam/tascam-hwdep.c
> +++ b/sound/firewire/tascam/tascam-hwdep.c
> @@ -36,6 +36,7 @@ static long tscm_hwdep_read_locked(struct snd_tscm *tscm, char __user *buf,
>
> static long tscm_hwdep_read_queue(struct snd_tscm *tscm, char __user *buf,
> long remained, loff_t *offset)
> + __releases(&tscm->lock)
> {
> char __user *pos = buf;
> unsigned int type = SNDRV_FIREWIRE_EVENT_TASCAM_CONTROL;
> --
> 2.24.1
Regards
Takashi Sakamoto
