ocfs2: add missing lockres put in dlm_mig_lockres_handler

dlm_mig_lockres_handler() is missing a dlm_lockres_put() on an error path.

Signed-off-by: joyce <xuejiufei@huawei.com>
Reviewed-by: shencanquan <shencanquan@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index b3fdd1a..e68588e 100644 (file)
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -1408,6 +1408,7 @@ int dlm_mig_lockres_handler(struct o2net_msg *msg, u32 len, void *data,
                                     mres->lockname_len, mres->lockname);
                                ret = -EFAULT;
                                spin_unlock(&res->spinlock);
+                               dlm_lockres_put(res);
                                goto leave;
                        }
                        res->state |= DLM_LOCK_RES_MIGRATING;