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Fix pointer updating for correct teardown behavior

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This commit is contained in:
Alex Forencich 2022-01-16 00:04:53 -08:00
parent 137a6778da
commit d506c9305a
7 changed files with 18 additions and 15 deletions
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5
modules/mqnic/mqnic_cq.c
View File

@ -44,6 +44,8 @@ int mqnic_create_cq_ring(struct mqnic_if *interface, struct mqnic_cq_ring **ring
if (!ring)
return -ENOMEM;
*ring_ptr = ring;
ring->dev = interface->dev;
ring->interface = interface;
@ -61,17 +63,16 @@ int mqnic_create_cq_ring(struct mqnic_if *interface, struct mqnic_cq_ring **ring
// deactivate queue
iowrite32(0, ring->hw_addr + MQNIC_CPL_QUEUE_ACTIVE_LOG_SIZE_REG);
*ring_ptr = ring;
return 0;
}
void mqnic_destroy_cq_ring(struct mqnic_cq_ring **ring_ptr)
{
struct mqnic_cq_ring *ring = *ring_ptr;
*ring_ptr = NULL;
mqnic_free_cq_ring(ring);
*ring_ptr = NULL;
kfree(ring);
}

5
modules/mqnic/mqnic_eq.c
View File

@ -54,6 +54,8 @@ int mqnic_create_eq_ring(struct mqnic_if *interface, struct mqnic_eq_ring **ring
if (!ring)
return -ENOMEM;
*ring_ptr = ring;
ring->dev = interface->dev;
ring->interface = interface;
@ -73,17 +75,16 @@ int mqnic_create_eq_ring(struct mqnic_if *interface, struct mqnic_eq_ring **ring
// deactivate queue
iowrite32(0, ring->hw_addr + MQNIC_EVENT_QUEUE_ACTIVE_LOG_SIZE_REG);
*ring_ptr = ring;
return 0;
}
void mqnic_destroy_eq_ring(struct mqnic_eq_ring **ring_ptr)
{
struct mqnic_eq_ring *ring = *ring_ptr;
*ring_ptr = NULL;
mqnic_free_eq_ring(ring);
*ring_ptr = NULL;
kfree(ring);
}

4
modules/mqnic/mqnic_if.c
View File

@ -49,6 +49,8 @@ int mqnic_create_interface(struct mqnic_dev *mdev, struct mqnic_if **interface_p
if (!interface)
return -ENOMEM;
*interface_ptr = interface;
interface->mdev = mdev;
interface->dev = dev;
@ -188,8 +190,6 @@ int mqnic_create_interface(struct mqnic_dev *mdev, struct mqnic_if **interface_p
desc_block_size = min_t(u32, interface->max_desc_block_size, 4);
*interface_ptr = interface;
// create rings
for (k = 0; k < interface->event_queue_count; k++) {
ret = mqnic_create_eq_ring(interface, &interface->event_ring[k], k,

7
modules/mqnic/mqnic_netdev.c
View File

@ -364,6 +364,8 @@ int mqnic_create_netdev(struct mqnic_if *interface, struct net_device **ndev_ptr
return -ENOMEM;
}
*ndev_ptr = ndev;
SET_NETDEV_DEV(ndev, dev);
ndev->dev_port = dev_port;
@ -493,8 +495,6 @@ int mqnic_create_netdev(struct mqnic_if *interface, struct net_device **ndev_ptr
priv->registered = 1;
*ndev_ptr = ndev;
return 0;
fail:
@ -511,8 +511,6 @@ void mqnic_destroy_netdev(struct net_device **ndev_ptr)
if (priv->registered)
unregister_netdev(ndev);
*ndev_ptr = NULL;
// free rings
for (k = 0; k < ARRAY_SIZE(priv->tx_ring); k++)
if (priv->tx_ring[k])
@ -530,5 +528,6 @@ void mqnic_destroy_netdev(struct net_device **ndev_ptr)
if (priv->rx_cpl_ring[k])
mqnic_free_cq_ring(priv->rx_cpl_ring[k]);
*ndev_ptr = NULL;
free_netdev(ndev);
}

2
modules/mqnic/mqnic_port.c
View File

@ -102,7 +102,6 @@ void mqnic_destroy_port(struct mqnic_port **port_ptr)
{
struct mqnic_port *port = *port_ptr;
int k;
*port_ptr = NULL;
mqnic_deactivate_port(port);
@ -113,6 +112,7 @@ void mqnic_destroy_port(struct mqnic_port **port_ptr)
if (port->rb_list)
free_reg_block_list(port->rb_list);
*port_ptr = NULL;
kfree(port);
}

5
modules/mqnic/mqnic_rx.c
View File

@ -44,6 +44,8 @@ int mqnic_create_rx_ring(struct mqnic_if *interface, struct mqnic_ring **ring_pt
if (!ring)
return -ENOMEM;
*ring_ptr = ring;
ring->dev = interface->dev;
ring->interface = interface;
@ -62,17 +64,16 @@ int mqnic_create_rx_ring(struct mqnic_if *interface, struct mqnic_ring **ring_pt
// deactivate queue
iowrite32(0, ring->hw_addr + MQNIC_QUEUE_ACTIVE_LOG_SIZE_REG);
*ring_ptr = ring;
return 0;
}
void mqnic_destroy_rx_ring(struct mqnic_ring **ring_ptr)
{
struct mqnic_ring *ring = *ring_ptr;
*ring_ptr = NULL;
mqnic_free_rx_ring(ring);
*ring_ptr = NULL;
kfree(ring);
}

5
modules/mqnic/mqnic_tx.c
View File

@ -45,6 +45,8 @@ int mqnic_create_tx_ring(struct mqnic_if *interface, struct mqnic_ring **ring_pt
if (!ring)
return -ENOMEM;
*ring_ptr = ring;
ring->dev = interface->dev;
ring->interface = interface;
@ -63,17 +65,16 @@ int mqnic_create_tx_ring(struct mqnic_if *interface, struct mqnic_ring **ring_pt
// deactivate queue
iowrite32(0, ring->hw_addr + MQNIC_QUEUE_ACTIVE_LOG_SIZE_REG);
*ring_ptr = ring;
return 0;
}
void mqnic_destroy_tx_ring(struct mqnic_ring **ring_ptr)
{
struct mqnic_ring *ring = *ring_ptr;
*ring_ptr = NULL;
mqnic_free_tx_ring(ring);
*ring_ptr = NULL;
kfree(ring);
}