diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/abm/main.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/abm/main.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/abm/main.c b/drivers/net/ethernet/netronome/nfp/abm/main.c index 7a4d55f794c2..80e79447b644 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/main.c +++ b/drivers/net/ethernet/netronome/nfp/abm/main.c @@ -126,7 +126,9 @@ nfp_abm_spawn_repr(struct nfp_app *app, struct nfp_abm_link *alink, reprs = nfp_reprs_get_locked(app, rtype); WARN(nfp_repr_get_locked(app, reprs, alink->id), "duplicate repr"); + rtnl_lock(); rcu_assign_pointer(reprs->reprs[alink->id], netdev); + rtnl_unlock(); nfp_info(app->cpp, "%s Port %d Representor(%s) created\n", ptype == NFP_PORT_PF_PORT ? "PCIe" : "Phys", @@ -152,7 +154,9 @@ nfp_abm_kill_repr(struct nfp_app *app, struct nfp_abm_link *alink, netdev = nfp_repr_get_locked(app, reprs, alink->id); if (!netdev) return; + rtnl_lock(); rcu_assign_pointer(reprs->reprs[alink->id], NULL); + rtnl_unlock(); synchronize_rcu(); /* Cast to make sure nfp_repr_clean_and_free() takes a nfp_repr */ nfp_repr_clean_and_free((struct nfp_repr *)netdev_priv(netdev)); |