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From:   Jules Irenge <jbi.octave@gmail.com>
To:     boqun.feng@gmail.com
Cc:     linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
        netdev@vger.kernel.org, Clemens Ladisch <clemens@ladisch.de>,
        Takashi Sakamoto <o-takashi@sakamocchi.jp>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Alexios Zavras <alexios.zavras@intel.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Allison Randal <allison@lohutok.net>,
        Thomas Gleixner <tglx@linutronix.de>,
        alsa-devel@alsa-project.org (moderated list:FIREWIRE AUDIO DRIVERS and
        IEC 61883-1/6 PACKET...)
Subject: [PATCH 7/8] ALSA: firewire-tascam: Add missing annotation for tscm_hwdep_read_queue()
Date:   Wed, 11 Mar 2020 01:09:07 +0000
Message-Id: <20200311010908.42366-8-jbi.octave@gmail.com>
In-Reply-To: <20200311010908.42366-1-jbi.octave@gmail.com>
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 <20200311010908.42366-1-jbi.octave@gmail.com>
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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@gmail.com>
---
 sound/firewire/tascam/tascam-hwdep.c | 1 +
 1 file changed, 1 insertion(+)

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