linux-ext4 - [PATCH 2/3] jbd2: code cleanup for jbd2_journal_init_revoke

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Date:   Sun,  5 May 2019 19:01:03 +0800
From:   Chengguang Xu <cgxu519@...il.com>
To:     jack@...e.com, tytso@....edu
Cc:     linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chengguang Xu <cgxu519@...il.com>
Subject: [PATCH 2/3] jbd2: code cleanup for jbd2_journal_init_revoke_caches()

jbd2_journal_destroy_caches() can handle destruction work
for all caches, so we don't have to destroy previously
created cache in error path, it also makes the code simpler.

Signed-off-by: Chengguang Xu <cgxu519@...il.com>
---
 fs/jbd2/revoke.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index a1143e57a718..3b46b45d085d 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -194,17 +194,14 @@ int __init jbd2_journal_init_revoke_caches(void)
 	jbd2_revoke_record_cache = KMEM_CACHE(jbd2_revoke_record_s,
 					SLAB_HWCACHE_ALIGN|SLAB_TEMPORARY);
 	if (!jbd2_revoke_record_cache)
-		goto record_cache_failure;
+		return -ENOMEM;
 
 	jbd2_revoke_table_cache = KMEM_CACHE(jbd2_revoke_table_s,
 					     SLAB_TEMPORARY);
 	if (!jbd2_revoke_table_cache)
-		goto table_cache_failure;
-	return 0;
-table_cache_failure:
-	jbd2_journal_destroy_revoke_caches();
-record_cache_failure:
 		return -ENOMEM;
+
+	return 0;
 }
 
 static struct jbd2_revoke_table_s *jbd2_journal_init_revoke_table(int hash_size)
-- 
2.20.1