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authorQinghuang Feng <qhfeng.kernel@gmail.com>2009-01-21 10:49:16 -0500
committerChris Mason <chris.mason@oracle.com>2009-01-21 10:49:16 -0500
commit57506d50ed6db7b0e7ddc9845e86e81f140983d5 (patch)
treea3723a312440c883cde794f78b7cfc5e1dadab77 /fs/btrfs/disk-io.c
parent119e10cf1b2f6a6cafff74f32373d631489f54c2 (diff)
Btrfs: check return value for kthread_run() correctly
kthread_run() returns the kthread or ERR_PTR(-ENOMEM), not NULL. Signed-off-by: Qinghuang Feng <qhfeng.kernel@gmail.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 37e12f620392..0d8ccd625ba2 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1739,13 +1739,13 @@ struct btrfs_root *open_ctree(struct super_block *sb,
1739 fs_info->system_alloc_profile = fs_info->metadata_alloc_profile; 1739 fs_info->system_alloc_profile = fs_info->metadata_alloc_profile;
1740 fs_info->cleaner_kthread = kthread_run(cleaner_kthread, tree_root, 1740 fs_info->cleaner_kthread = kthread_run(cleaner_kthread, tree_root,
1741 "btrfs-cleaner"); 1741 "btrfs-cleaner");
1742 if (!fs_info->cleaner_kthread) 1742 if (IS_ERR(fs_info->cleaner_kthread))
1743 goto fail_csum_root; 1743 goto fail_csum_root;
1744 1744
1745 fs_info->transaction_kthread = kthread_run(transaction_kthread, 1745 fs_info->transaction_kthread = kthread_run(transaction_kthread,
1746 tree_root, 1746 tree_root,
1747 "btrfs-transaction"); 1747 "btrfs-transaction");
1748 if (!fs_info->transaction_kthread) 1748 if (IS_ERR(fs_info->transaction_kthread))
1749 goto fail_cleaner; 1749 goto fail_cleaner;
1750 1750
1751 if (btrfs_super_log_root(disk_super) != 0) { 1751 if (btrfs_super_log_root(disk_super) != 0) {