bnx2: Need to call cnic_setup_cnic_irq_info() after MTU change.

New status blocks are allocated during MTU change so we need to
update this information for the cnic driver.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 48bc57803856..063f28394e3d 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -7141,6 +7141,13 @@ bnx2_change_ring_size(struct bnx2 *bp, u32 rx, u32 tx)
                         dev_close(bp->dev);
                         return rc;
                 }
+#ifdef BCM_CNIC
+                mutex_lock(&bp->cnic_lock);
+                /* Let cnic know about the new status block. */
+                if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD)
+                        bnx2_setup_cnic_irq_info(bp);
+                mutex_unlock(&bp->cnic_lock);
+#endif
                 bnx2_netif_start(bp);
         }
         return 0;