linux-kernel - [PATCH 25/27] lru_cache: Remove use of seq

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Message-Id: <71e9974045e2d3728e3f8dd21e5882986b1402a6.1424573328.git.joe@perches.com>
Date:	Sat, 21 Feb 2015 18:53:52 -0800
From:	Joe Perches <joe@...ches.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Lars Ellenberg <drbd-dev@...ts.linbit.com>
Cc:	drbd-user@...ts.linbit.com, linux-kernel@...r.kernel.org
Subject: [PATCH 25/27] lru_cache: 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>
---
 lib/lru_cache.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/lru_cache.c b/lib/lru_cache.c
index 852c81e..028f5d9 100644
--- a/lib/lru_cache.c
+++ b/lib/lru_cache.c
@@ -247,10 +247,11 @@ size_t lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc)
 	 * progress) and "changed", when this in fact lead to an successful
 	 * update of the cache.
 	 */
-	return seq_printf(seq, "\t%s: used:%u/%u "
-		"hits:%lu misses:%lu starving:%lu locked:%lu changed:%lu\n",
-		lc->name, lc->used, lc->nr_elements,
-		lc->hits, lc->misses, lc->starving, lc->locked, lc->changed);
+	seq_printf(seq, "\t%s: used:%u/%u hits:%lu misses:%lu starving:%lu locked:%lu changed:%lu\n",
+		   lc->name, lc->used, lc->nr_elements,
+		   lc->hits, lc->misses, lc->starving, lc->locked, lc->changed);
+
+	return 0;
 }
 
 static struct hlist_head *lc_hash_slot(struct lru_cache *lc, unsigned int enr)
-- 
2.1.2

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