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path: root/drivers/net/netdevsim
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Diffstat (limited to 'drivers/net/netdevsim')
-rw-r--r--drivers/net/netdevsim/fib.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/netdevsim/fib.c b/drivers/net/netdevsim/fib.c
index 57371c697d5c..38a1fde8d886 100644
--- a/drivers/net/netdevsim/fib.c
+++ b/drivers/net/netdevsim/fib.c
@@ -62,6 +62,7 @@ struct nsim_fib_data {
bool fail_route_offload;
bool fail_res_nexthop_group_replace;
bool fail_nexthop_bucket_replace;
+ bool fail_route_delete;
};
struct nsim_fib_rt_key {
@@ -915,6 +916,10 @@ static int nsim_fib4_prepare_event(struct fib_notifier_info *info,
}
break;
case FIB_EVENT_ENTRY_DEL:
+ if (data->fail_route_delete) {
+ NL_SET_ERR_MSG_MOD(extack, "Failed to process route deletion");
+ return -EINVAL;
+ }
nsim_fib_account(&data->ipv4.fib, false);
break;
}
@@ -953,6 +958,11 @@ static int nsim_fib6_prepare_event(struct fib_notifier_info *info,
}
break;
case FIB_EVENT_ENTRY_DEL:
+ if (data->fail_route_delete) {
+ err = -EINVAL;
+ NL_SET_ERR_MSG_MOD(extack, "Failed to process route deletion");
+ goto err_fib6_event_fini;
+ }
nsim_fib_account(&data->ipv6.fib, false);
break;
}
@@ -1526,6 +1536,10 @@ nsim_fib_debugfs_init(struct nsim_fib_data *data, struct nsim_dev *nsim_dev)
debugfs_create_file("nexthop_bucket_activity", 0200, data->ddir,
data, &nsim_nexthop_bucket_activity_fops);
+
+ data->fail_route_delete = false;
+ debugfs_create_bool("fail_route_delete", 0600, data->ddir,
+ &data->fail_route_delete);
return 0;
}