summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/rocker/rocker.c
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2015-04-08 21:26:21 (GMT)
committerThomas Gleixner <tglx@linutronix.de>2015-04-08 21:26:21 (GMT)
commit462b69b1e43ceccab68a47d65b1e46520cd0fdc0 (patch)
tree3c961fcb5889c5ab14ab36d8ef7421fc96c95959 /drivers/net/ethernet/rocker/rocker.c
parentd8bf368d0631d4bc2612d8bf2e4e8e74e620d0cc (diff)
parentf22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff)
downloadlinux-462b69b1e43ceccab68a47d65b1e46520cd0fdc0.tar.xz
Merge branch 'linus' into irq/core to get the GIC updates which
conflict with pending GIC changes. Conflicts: drivers/usb/isp1760/isp1760-core.c
Diffstat (limited to 'drivers/net/ethernet/rocker/rocker.c')
-rw-r--r--drivers/net/ethernet/rocker/rocker.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c
index 34389b6a..5cecec2 100644
--- a/drivers/net/ethernet/rocker/rocker.c
+++ b/drivers/net/ethernet/rocker/rocker.c
@@ -1257,9 +1257,9 @@ static void rocker_port_set_enable(struct rocker_port *rocker_port, bool enable)
u64 val = rocker_read64(rocker_port->rocker, PORT_PHYS_ENABLE);
if (enable)
- val |= 1 << rocker_port->lport;
+ val |= 1ULL << rocker_port->lport;
else
- val &= ~(1 << rocker_port->lport);
+ val &= ~(1ULL << rocker_port->lport);
rocker_write64(rocker_port->rocker, PORT_PHYS_ENABLE, val);
}
@@ -4201,6 +4201,8 @@ static int rocker_probe_ports(struct rocker *rocker)
alloc_size = sizeof(struct rocker_port *) * rocker->port_count;
rocker->ports = kmalloc(alloc_size, GFP_KERNEL);
+ if (!rocker->ports)
+ return -ENOMEM;
for (i = 0; i < rocker->port_count; i++) {
err = rocker_probe_port(rocker, i);
if (err)
@@ -4466,10 +4468,16 @@ static int rocker_port_master_changed(struct net_device *dev)
struct net_device *master = netdev_master_upper_dev_get(dev);
int err = 0;
+ /* There are currently three cases handled here:
+ * 1. Joining a bridge
+ * 2. Leaving a previously joined bridge
+ * 3. Other, e.g. being added to or removed from a bond or openvswitch,
+ * in which case nothing is done
+ */
if (master && master->rtnl_link_ops &&
!strcmp(master->rtnl_link_ops->kind, "bridge"))
err = rocker_port_bridge_join(rocker_port, master);
- else
+ else if (rocker_port_is_bridged(rocker_port))
err = rocker_port_bridge_leave(rocker_port);
return err;