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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 21:28:32 (GMT) |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 21:28:32 (GMT) |
| commit | 4b2f8838479eb2abe042e094f7d2cced6d5ea772 (patch) | |
| tree | 5ef3236b354a494c8d71a572896283e44989c696 /net/hsr/hsr_slave.c | |
| parent | c848791f0336914a3081ea3fe029cf177d81de81 (diff) | |
| parent | 9fd85eb502a78bd812db58bd1f668b2a06ee30a5 (diff) | |
| download | linux-4b2f8838479eb2abe042e094f7d2cced6d5ea772.tar.xz | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'net/hsr/hsr_slave.c')
| -rw-r--r-- | net/hsr/hsr_slave.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/hsr/hsr_slave.c b/net/hsr/hsr_slave.c index a348dcb..7d37366 100644 --- a/net/hsr/hsr_slave.c +++ b/net/hsr/hsr_slave.c @@ -181,8 +181,10 @@ void hsr_del_port(struct hsr_port *port) list_del_rcu(&port->port_list); if (port != master) { - netdev_update_features(master->dev); - dev_set_mtu(master->dev, hsr_get_max_mtu(hsr)); + if (master != NULL) { + netdev_update_features(master->dev); + dev_set_mtu(master->dev, hsr_get_max_mtu(hsr)); + } netdev_rx_handler_unregister(port->dev); dev_set_promiscuity(port->dev, -1); } @@ -192,5 +194,7 @@ void hsr_del_port(struct hsr_port *port) */ synchronize_rcu(); - dev_put(port->dev); + + if (port != master) + dev_put(port->dev); } |