b=22307 initialize the child_res_id for OPEN lock

in mds_open, initialize the child_res_id before enqueuing
the OPEN lock for the child inode, then to avoid senting
wrong ldlm_res_id to client.

i=johann

diff --git a/lustre/mds/mds_open.c b/lustre/mds/mds_open.c
index 5460b10..31700ac 100644 (file)
--- a/lustre/mds/mds_open.c
+++ b/lustre/mds/mds_open.c
@@ -1354,6 +1354,7 @@ found_child:
 
                 /* In case of replay we do not get a lock assuming that the
                    caller has it already */
+                memset(&child_res_id, 0, sizeof(child_res_id));
                 child_res_id.name[0] = dchild->d_inode->i_ino;
                 child_res_id.name[1] = dchild->d_inode->i_generation;