1 files changed, 4 insertions, 14 deletions

diff --git a/sound/firewire/motu/motu-register-dsp-message-parser.c b/sound/firewire/motu/motu-register-dsp-message-parser.c
index ef3b0b0f0dab..a8053e3ef065 100644
--- a/sound/firewire/motu/motu-register-dsp-message-parser.c
+++ b/sound/firewire/motu/motu-register-dsp-message-parser.c
@@ -150,10 +150,9 @@ void snd_motu_register_dsp_message_parser_parse(const struct amdtp_stream *s,
 	struct msg_parser *parser = motu->message_parser;
 	bool meter_pos_quirk = parser->meter_pos_quirk;
 	unsigned int pos = parser->push_pos;
-	unsigned long flags;
 	int i;
 
-	spin_lock_irqsave(&parser->lock, flags);
+	guard(spinlock_irqsave)(&parser->lock);
 
 	for (i = 0; i < count; ++i) {
 		__be32 *buffer = desc->ctx_payload;
@@ -363,30 +362,24 @@ void snd_motu_register_dsp_message_parser_parse(const struct amdtp_stream *s,
 
 	if (pos != parser->push_pos)
 		wake_up(&motu->hwdep_wait);
-
-	spin_unlock_irqrestore(&parser->lock, flags);
 }
 
 void snd_motu_register_dsp_message_parser_copy_meter(struct snd_motu *motu,
 						struct snd_firewire_motu_register_dsp_meter *meter)
 {
 	struct msg_parser *parser = motu->message_parser;
-	unsigned long flags;
 
-	spin_lock_irqsave(&parser->lock, flags);
+	guard(spinlock_irqsave)(&parser->lock);
 	memcpy(meter, &parser->meter, sizeof(*meter));
-	spin_unlock_irqrestore(&parser->lock, flags);
 }
 
 void snd_motu_register_dsp_message_parser_copy_parameter(struct snd_motu *motu,
 					struct snd_firewire_motu_register_dsp_parameter *param)
 {
 	struct msg_parser *parser = motu->message_parser;
-	unsigned long flags;
 
-	spin_lock_irqsave(&parser->lock, flags);
+	guard(spinlock_irqsave)(&parser->lock);
 	memcpy(param, &parser->param, sizeof(*param));
-	spin_unlock_irqrestore(&parser->lock, flags);
 }
 
 unsigned int snd_motu_register_dsp_message_parser_count_event(struct snd_motu *motu)
@@ -403,12 +396,11 @@ bool snd_motu_register_dsp_message_parser_copy_event(struct snd_motu *motu, u32
 {
 	struct msg_parser *parser = motu->message_parser;
 	unsigned int pos = parser->pull_pos;
-	unsigned long flags;
 
 	if (pos == parser->push_pos)
 		return false;
 
-	spin_lock_irqsave(&parser->lock, flags);
+	guard(spinlock_irqsave)(&parser->lock);
 
 	*event = parser->event_queue[pos];
 
@@ -417,7 +409,5 @@ bool snd_motu_register_dsp_message_parser_copy_event(struct snd_motu *motu, u32
 		pos = 0;
 	parser->pull_pos = pos;
 
-	spin_unlock_irqrestore(&parser->lock, flags);
-
 	return true;
 }