[Ocfs2-devel] [PATCH v1 4/5] ocfs2: ocfs2_mount_volume does cleanup job before return error

[Heming Zhao via Ocfs2-devel <ocfs2-devel@oss.oracle.com>]

After this patch, when error, ocfs2_fill_super doesn't take care to
release resources which are allocated in ocfs2_mount_volume.

Signed-off-by: Heming Zhao <heming.zhao@suse.com>
---
 fs/ocfs2/super.c | 32 ++++++++++++++++++++------------
 1 file changed, 20 insertions(+), 12 deletions(-)

diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 8443ba031dec..d4b7a29cb364 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1803,11 +1803,10 @@ static int ocfs2_get_sector(struct super_block *sb,
 static int ocfs2_mount_volume(struct super_block *sb)
 {
 	int status = 0;
-	int unlock_super = 0;
 	struct ocfs2_super *osb = OCFS2_SB(sb);
 
 	if (ocfs2_is_hard_readonly(osb))
-		goto leave;
+		goto out;
 
 	mutex_init(&osb->obs_trim_fs_mutex);
 
@@ -1817,44 +1816,53 @@ static int ocfs2_mount_volume(struct super_block *sb)
 		if (status == -EBADR && ocfs2_userspace_stack(osb))
 			mlog(ML_ERROR, "couldn't mount because cluster name on"
 			" disk does not match the running cluster name.\n");
-		goto leave;
+		goto out;
 	}
 
 	status = ocfs2_super_lock(osb, 1);
 	if (status < 0) {
 		mlog_errno(status);
-		goto leave;
+		goto out_dlm;
 	}
-	unlock_super = 1;
 
 	/* This will load up the node map and add ourselves to it. */
 	status = ocfs2_find_slot(osb);
 	if (status < 0) {
 		mlog_errno(status);
-		goto leave;
+		goto out_super_lock;
 	}
 
 	/* load all node-local system inodes */
 	status = ocfs2_init_local_system_inodes(osb);
 	if (status < 0) {
 		mlog_errno(status);
-		goto leave;
+		goto out_super_lock;
 	}
 
 	status = ocfs2_check_volume(osb);
 	if (status < 0) {
 		mlog_errno(status);
-		goto leave;
+		goto out_system_inodes;
 	}
 
 	status = ocfs2_truncate_log_init(osb);
-	if (status < 0)
+	if (status < 0) {
 		mlog_errno(status);
+		goto out_journal_shutdown;
+	}
 
-leave:
-	if (unlock_super)
-		ocfs2_super_unlock(osb, 1);
+	ocfs2_super_unlock(osb, 1);
+	return status;
 
+out_journal_shutdown:
+	ocfs2_journal_shutdown(osb);
+out_system_inodes:
+	ocfs2_release_system_inodes(osb);
+out_super_lock:
+	ocfs2_super_unlock(osb, 1);
+out_dlm:
+	ocfs2_dlm_shutdown(osb, 0);
+out:
 	return status;
 }
 
-- 
2.35.1


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