On 12/26/18 1:37 PM, Kangjie Lu wrote:
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");
NIT: ".\n" is unnecessary.
---
Su
}
static int btrfs_init_debugfs(void)
