From: Madhuparna Bhowmik <madhuparnabhowmik04@xxxxxxxxx>
Use built-in RCU and lock-checking for list_for_each_entry_rcu()
by passing the cond argument.
Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik04@xxxxxxxxx>
---
drivers/infiniband/sw/rdmavt/mcast.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/sw/rdmavt/mcast.c b/drivers/infiniband/sw/rdmavt/mcast.c
index dd11c6fcd060..5fce375f22f4 100644
--- a/drivers/infiniband/sw/rdmavt/mcast.c
+++ b/drivers/infiniband/sw/rdmavt/mcast.c
@@ -224,7 +224,8 @@ static int rvt_mcast_add(struct rvt_dev_info *rdi, struct rvt_ibport *ibp,
}
/* Search the QP list to see if this is already there. */
- list_for_each_entry_rcu(p, &tmcast->qp_list, list) {
+ list_for_each_entry_rcu(p, &tmcast->qp_list, list
+ lock_is_held(&(ibp->lock).dep_map)) {
if (p->qp == mqp->qp) {
ret = ESRCH;
goto bail;
--
2.17.1
