linux-kernel - [PATCH] btrfs: fix a resource leak in btrfs_init

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Message-ID: <20221119064348.1743-1-thunder.leizhen@huawei.com>
Date:   Sat, 19 Nov 2022 14:43:48 +0800
From:   Zhen Lei <thunder.leizhen@...wei.com>
To:     Chris Mason <clm@...com>, Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>, <linux-btrfs@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Zhen Lei <thunder.leizhen@...wei.com>
Subject: [PATCH] btrfs: fix a resource leak in btrfs_init_sysfs()

When btrfs_debug_feature_attr_group fails to be created,
btrfs_feature_attr_group is not removed.

Signed-off-by: Zhen Lei <thunder.leizhen@...wei.com>
---
 fs/btrfs/sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 699b54b3acaae0b..947125f2ceaaf96 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -2322,7 +2322,7 @@ int __init btrfs_init_sysfs(void)
 #ifdef CONFIG_BTRFS_DEBUG
 	ret = sysfs_create_group(&btrfs_kset->kobj, &btrfs_debug_feature_attr_group);
 	if (ret)
-		goto out2;
+		goto out_remove_group;
 #endif
 
 	return 0;
-- 
2.25.1