qlcnic: fix inconsistent lock state

Spin_lock(rds_ring->lock) is not required while posting buffers
from qlcnic_open and freeing buffers from qlcnic_down.

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 7 deletions

diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c
index 75ba744b173c..08da25895fad 100644
--- a/drivers/net/qlcnic/qlcnic_init.c
+++ b/drivers/net/qlcnic/qlcnic_init.c
@@ -136,8 +136,6 @@ void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter)
         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
                 rds_ring = &recv_ctx->rds_rings[ring];
 
-                spin_lock(&rds_ring->lock);
-
                 INIT_LIST_HEAD(&rds_ring->free_list);
 
                 rx_buf = rds_ring->rx_buf_arr;
@@ -146,8 +144,6 @@ void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter)
                                         &rds_ring->free_list);
                         rx_buf++;
                 }
-
-                spin_unlock(&rds_ring->lock);
         }
 }
 
@@ -1587,8 +1583,6 @@ qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter, u32 ringid,
         int producer, count = 0;
         struct list_head *head;
 
-        spin_lock(&rds_ring->lock);
-
         producer = rds_ring->producer;
 
         head = &rds_ring->free_list;
@@ -1618,7 +1612,6 @@ qlcnic_post_rx_buffers(struct qlcnic_adapter *adapter, u32 ringid,
                 writel((producer-1) & (rds_ring->num_desc-1),
                                 rds_ring->crb_rcv_producer);
         }
-        spin_unlock(&rds_ring->lock);
 }
 
 static void