rds:Remove unnecessary ib_ring unalloc

In the function rds_ib_xmit_atomic, ib_ring is not allocated
successfully. As such, it is not necessary to unalloc it.

Cc: Joe Jin <joe.jin@oracle.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index 5e72de1..6ab39db 100644 (file)
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -770,7 +770,6 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op)
 
        work_alloc = rds_ib_ring_alloc(&ic->i_send_ring, 1, &pos);
        if (work_alloc != 1) {
-               rds_ib_ring_unalloc(&ic->i_send_ring, work_alloc);
                rds_ib_stats_inc(s_ib_tx_ring_full);
                ret = -ENOMEM;
                goto out;