IB/core: change the return type to void

The function ib_unregister_mad_agent always returns zero. And
this returned value is not checked. As such, chane the return
type to void.

CC: Joe Jin <joe.jin@oracle.com>
CC: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Reviewed-by: Hal Rosenstock <hal@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 57f231f1c721cd0f93518924e96570dd89a65baf..8a2ceb4ddaa2becaa60326f5dc5bcc0a5cf8fb6b 100644 (file)
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -605,7 +605,7 @@ static void unregister_mad_snoop(struct ib_mad_snoop_private *mad_snoop_priv)
 /*
  * ib_unregister_mad_agent - Unregisters a client from using MAD services
  */
-int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent)
+void ib_unregister_mad_agent(struct ib_mad_agent *mad_agent)
 {
        struct ib_mad_agent_private *mad_agent_priv;
        struct ib_mad_snoop_private *mad_snoop_priv;
@@ -622,7 +622,6 @@ int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent)
                                              agent);
                unregister_mad_snoop(mad_snoop_priv);
        }
-       return 0;
 }
 EXPORT_SYMBOL(ib_unregister_mad_agent);
 

diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 981214b3790cf4226d68bd5010aa87e14506be27..42814a0639350bc14f3dbec59b6ade2f1de5a548 100644 (file)
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -673,7 +673,7 @@ struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device,
  * After invoking this routine, MAD services are no longer usable by the
  * client on the associated QP.
  */
-int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent);
+void ib_unregister_mad_agent(struct ib_mad_agent *mad_agent);
 
 /**
  * ib_post_send_mad - Posts MAD(s) to the send queue of the QP associated