linux-kernel - [PATCH v4 2/8] jbd2: remove dead check in journal_alloc_journal

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Message-Id: <20240801013815.2393869-3-shikemeng@huaweicloud.com>
Date: Thu,  1 Aug 2024 09:38:09 +0800
From: Kemeng Shi <shikemeng@...weicloud.com>
To: tytso@....edu,
	jack@...e.com
Cc: linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v4 2/8] jbd2: remove dead check in journal_alloc_journal_head

We will alloc journal_head with __GFP_NOFAIL anyway, test for failure
is pointless.

Signed-off-by: Kemeng Shi <shikemeng@...weicloud.com>
Reviewed-by: Jan Kara <jack@...e.cz>
Reviewed-by: Zhang Yi <yi.zhang@...wei.com>
---
 fs/jbd2/journal.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index da5a56d700f1..b5d02de1ffff 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -2866,8 +2866,7 @@ static struct journal_head *journal_alloc_journal_head(void)
 		ret = kmem_cache_zalloc(jbd2_journal_head_cache,
 				GFP_NOFS | __GFP_NOFAIL);
 	}
-	if (ret)
-		spin_lock_init(&ret->b_state_lock);
+	spin_lock_init(&ret->b_state_lock);
 	return ret;
 }
 
-- 
2.30.0