diff options
Diffstat (limited to 'drivers/net/netdevsim/dev.c')
| -rw-r--r-- | drivers/net/netdevsim/dev.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index 468e157a7cb1..e59a8826f36d 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -681,9 +681,11 @@ static void nsim_dev_port_del_all(struct nsim_dev *nsim_dev) { struct nsim_dev_port *nsim_dev_port, *tmp; + mutex_lock(&nsim_dev->port_list_lock); list_for_each_entry_safe(nsim_dev_port, tmp, &nsim_dev->port_list, list) __nsim_dev_port_del(nsim_dev_port); + mutex_unlock(&nsim_dev->port_list_lock); } static int nsim_dev_port_add_all(struct nsim_dev *nsim_dev, @@ -874,13 +876,28 @@ static void nsim_dev_destroy(struct nsim_dev *nsim_dev) int nsim_dev_probe(struct nsim_bus_dev *nsim_bus_dev) { struct nsim_dev *nsim_dev; + int i; + int err; nsim_dev = nsim_dev_create(nsim_bus_dev); if (IS_ERR(nsim_dev)) return PTR_ERR(nsim_dev); dev_set_drvdata(&nsim_bus_dev->dev, nsim_dev); + mutex_lock(&nsim_dev->port_list_lock); + for (i = 0; i < nsim_bus_dev->port_count; i++) { + err = __nsim_dev_port_add(nsim_dev, i); + if (err) + goto err_port_del_all; + } + mutex_unlock(&nsim_dev->port_list_lock); return 0; + +err_port_del_all: + mutex_unlock(&nsim_dev->port_list_lock); + nsim_dev_port_del_all(nsim_dev); + nsim_dev_destroy(nsim_dev); + return err; } void nsim_dev_remove(struct nsim_bus_dev *nsim_bus_dev) |