linux-kernel - [PATCH 1/1] fs/reiserfs/journal.c: fix sparse context imbalance warning

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Message-Id: <1411063958-11570-1-git-send-email-fabf@skynet.be>
Date:	Thu, 18 Sep 2014 20:12:38 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel@...r.kernel.org
Cc:	Fabian Frederick <fabf@...net.be>, reiserfs-devel@...r.kernel.org,
	Jeff Mahoney <jeffm@...e.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 1/1] fs/reiserfs/journal.c: fix sparse context imbalance warning

Merge conditional unlock/lock in the same condition to avoid sparse warning:
fs/reiserfs/journal.c:703:36: warning: context imbalance in 'add_to_chunk' - unexpected unlock

Cc: reiserfs-devel@...r.kernel.org
Cc: Jeff Mahoney <jeffm@...e.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 fs/reiserfs/journal.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index a88b1b3..d571e17 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -699,11 +699,13 @@ static int add_to_chunk(struct buffer_chunk *chunk, struct buffer_head *bh,
 	chunk->bh[chunk->nr++] = bh;
 	if (chunk->nr >= CHUNK_SIZE) {
 		ret = 1;
-		if (lock)
+		if (lock) {
 			spin_unlock(lock);
-		fn(chunk);
-		if (lock)
+			fn(chunk);
 			spin_lock(lock);
+		} else {
+			fn(chunk);
+		}
 	}
 	return ret;
 }
-- 
1.9.1

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