linux-kernel - [PATCH 06/27] power: wakeup: Remove use of seq

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Message-Id: <1b5eb664ab9313f1c5b9868819e1960d5dc597ac.1424573328.git.joe@perches.com>
Date:	Sat, 21 Feb 2015 18:53:33 -0800
From:	Joe Perches <joe@...ches.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 06/27] power: wakeup: Remove use of seq_printf return value

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03da ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/base/power/wakeup.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index c2744b3..23fe220 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -842,7 +842,6 @@ static int print_wakeup_source_stats(struct seq_file *m,
 	unsigned long active_count;
 	ktime_t active_time;
 	ktime_t prevent_sleep_time;
-	int ret;
 
 	spin_lock_irqsave(&ws->lock, flags);
 
@@ -865,17 +864,16 @@ static int print_wakeup_source_stats(struct seq_file *m,
 		active_time = ktime_set(0, 0);
 	}
 
-	ret = seq_printf(m, "%-12s\t%lu\t\t%lu\t\t%lu\t\t%lu\t\t"
-			"%lld\t\t%lld\t\t%lld\t\t%lld\t\t%lld\n",
-			ws->name, active_count, ws->event_count,
-			ws->wakeup_count, ws->expire_count,
-			ktime_to_ms(active_time), ktime_to_ms(total_time),
-			ktime_to_ms(max_time), ktime_to_ms(ws->last_time),
-			ktime_to_ms(prevent_sleep_time));
+	seq_printf(m, "%-12s\t%lu\t\t%lu\t\t%lu\t\t%lu\t\t%lld\t\t%lld\t\t%lld\t\t%lld\t\t%lld\n",
+		   ws->name, active_count, ws->event_count,
+		   ws->wakeup_count, ws->expire_count,
+		   ktime_to_ms(active_time), ktime_to_ms(total_time),
+		   ktime_to_ms(max_time), ktime_to_ms(ws->last_time),
+		   ktime_to_ms(prevent_sleep_time));
 
 	spin_unlock_irqrestore(&ws->lock, flags);
 
-	return ret;
+	return 0;
 }
 
 /**
-- 
2.1.2

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