In case sysfs_create_group fails, let's check its return value and issues an error message. Signed-off-by: Kangjie Lu <kjlu@xxxxxxx> --- fs/btrfs/sysfs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 3717c864ba23..24ef416e700b 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -889,6 +889,8 @@ void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info, */ sysfs_remove_group(fsid_kobj, &btrfs_feature_attr_group); ret = sysfs_create_group(fsid_kobj, &btrfs_feature_attr_group); + if (ret) + btrfs_err(fs_info, "failed to create btrfs_feature_attr_group.\n"); } static int btrfs_init_debugfs(void) -- 2.17.2 (Apple Git-113)
