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Diffstat (limited to 'net/ipv4/fib_semantics.c')
-rw-r--r--net/ipv4/fib_semantics.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 92c29ab3d042..828de171708f 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -208,7 +208,7 @@ static void rt_fibinfo_free_cpus(struct rtable __rcu * __percpu *rtp)
void fib_nh_common_release(struct fib_nh_common *nhc)
{
- dev_put(nhc->nhc_dev);
+ dev_put_track(nhc->nhc_dev, &nhc->nhc_dev_tracker);
lwtstate_put(nhc->nhc_lwtstate);
rt_fibinfo_free_cpus(nhc->nhc_pcpu_rth_output);
rt_fibinfo_free(&nhc->nhc_rth_input);
@@ -1043,7 +1043,7 @@ static int fib_check_nh_v6_gw(struct net *net, struct fib_nh *nh,
err = ipv6_stub->fib6_nh_init(net, &fib6_nh, &cfg, GFP_KERNEL, extack);
if (!err) {
nh->fib_nh_dev = fib6_nh.fib_nh_dev;
- dev_hold(nh->fib_nh_dev);
+ dev_hold_track(nh->fib_nh_dev, &nh->fib_nh_dev_tracker, GFP_KERNEL);
nh->fib_nh_oif = nh->fib_nh_dev->ifindex;
nh->fib_nh_scope = RT_SCOPE_LINK;
@@ -1127,7 +1127,7 @@ static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table,
if (!netif_carrier_ok(dev))
nh->fib_nh_flags |= RTNH_F_LINKDOWN;
nh->fib_nh_dev = dev;
- dev_hold(dev);
+ dev_hold_track(dev, &nh->fib_nh_dev_tracker, GFP_ATOMIC);
nh->fib_nh_scope = RT_SCOPE_LINK;
return 0;
}
@@ -1181,7 +1181,7 @@ static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table,
"No egress device for nexthop gateway");
goto out;
}
- dev_hold(dev);
+ dev_hold_track(dev, &nh->fib_nh_dev_tracker, GFP_ATOMIC);
if (!netif_carrier_ok(dev))
nh->fib_nh_flags |= RTNH_F_LINKDOWN;
err = (dev->flags & IFF_UP) ? 0 : -ENETDOWN;
@@ -1215,7 +1215,7 @@ static int fib_check_nh_nongw(struct net *net, struct fib_nh *nh,
}
nh->fib_nh_dev = in_dev->dev;
- dev_hold(nh->fib_nh_dev);
+ dev_hold_track(nh->fib_nh_dev, &nh->fib_nh_dev_tracker, GFP_ATOMIC);
nh->fib_nh_scope = RT_SCOPE_HOST;
if (!netif_carrier_ok(nh->fib_nh_dev))
nh->fib_nh_flags |= RTNH_F_LINKDOWN;
@@ -1545,6 +1545,8 @@ struct fib_info *fib_create_info(struct fib_config *cfg,
err = -ENODEV;
if (!nh->fib_nh_dev)
goto failure;
+ netdev_tracker_alloc(nh->fib_nh_dev, &nh->fib_nh_dev_tracker,
+ GFP_KERNEL);
} else {
int linkdown = 0;