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From: Dan Carpenter <>
Cc: Yan Zheng <>, Josef Bacik <>,
	Christoph Hellwig <>,
	Chris Mason <>,
Subject: [patch 1/11] btrfs: handle error returns from btrfs_lookup_dir_item()
Date: Sat, 29 May 2010 11:40:57 +0200	[thread overview]
Message-ID: <20100529094056.GB5483@bicker> (raw)

If btrfs_lookup_dir_item() fails, we should can just let the mount fail
with an error.

Signed-off-by: Dan Carpenter <>

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index d34b2df..28b53f1 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -360,6 +360,8 @@ static struct dentry *get_default_root(struct super_block *sb,
 	dir_id = btrfs_super_root_dir(&root->fs_info->super_copy);
 	di = btrfs_lookup_dir_item(NULL, root, path, dir_id, "default", 7, 0);
+	if (IS_ERR(di))
+		return ERR_CAST(di);
 	if (!di) {
 		 * Ok the default dir item isn't there.  This is weird since

                 reply	other threads:[~2010-05-29  9:40 UTC|newest]

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