@@ -619,6 +619,9 @@ bnx2_disable_int_sync(struct bnx2 *bp)
int i;
atomic_inc(&bp->intr_sem);
+ if (!netif_running(bp->dev))
+ return;
+
bnx2_disable_int(bp);
for (i = 0; i < bp->irq_nvecs; i++)
synchronize_irq(bp->irq_tbl[i].vector);
@@ -6254,9 +6257,14 @@ bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp)
{
struct bnx2 *bp = netdev_priv(dev);
- bnx2_netif_stop(bp);
+ if (netif_running(dev))
+ bnx2_netif_stop(bp);
bp->vlgrp = vlgrp;
+
+ if (!netif_running(dev))
+ return;
+
bnx2_set_rx_mode(dev);
if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)
bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_KEEP_VLAN_UPDATE, 0, 1);
Add this check to bnx2_netif_stop() and bnx2_vlan_rx_register() to prevent bus lockups on some systems when the chip is in low power state. Signed-off-by: Michael Chan <mchan@broadcom.com> --- drivers/net/bnx2.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-)