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-rw-r--r--drivers/infiniband/core/multicast.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/core/multicast.c b/drivers/infiniband/core/multicast.c
index 107f170c57c..8d82ba17135 100644
--- a/drivers/infiniband/core/multicast.c
+++ b/drivers/infiniband/core/multicast.c
@@ -106,6 +106,8 @@ struct mcast_group {
struct ib_sa_query *query;
int query_id;
u16 pkey_index;
+ u8 leave_state;
+ int retries;
};
struct mcast_member {
@@ -350,6 +352,7 @@ static int send_leave(struct mcast_group *group, u8 leave_state)
rec = group->rec;
rec.join_state = leave_state;
+ group->leave_state = leave_state;
ret = ib_sa_mcmember_rec_query(&sa_client, port->dev->device,
port->port_num, IB_SA_METHOD_DELETE, &rec,
@@ -542,7 +545,11 @@ static void leave_handler(int status, struct ib_sa_mcmember_rec *rec,
{
struct mcast_group *group = context;
- mcast_work_handler(&group->work);
+ if (status && group->retries > 0 &&
+ !send_leave(group, group->leave_state))
+ group->retries--;
+ else
+ mcast_work_handler(&group->work);
}
static struct mcast_group *acquire_group(struct mcast_port *port,
@@ -565,6 +572,7 @@ static struct mcast_group *acquire_group(struct mcast_port *port,
if (!group)
return NULL;
+ group->retries = 3;
group->port = port;
group->rec.mgid = *mgid;
group->pkey_index = MCAST_INVALID_PKEY_INDEX;