netns: remove one sparse warning
net/core/net_namespace.c:227:18: warning: incorrect type in argument 1
(different address spaces)
net/core/net_namespace.c:227:18: expected void const *<noident>
net/core/net_namespace.c:227:18: got struct net_generic [noderef]
<asn:4>*gen
We can use rcu_access_pointer() here as read-side access to the pointer
was removed at least one grace period ago.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 7c6b51a..7f15517 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -224,7 +224,7 @@
return;
}
#endif
- kfree(net->gen);
+ kfree(rcu_access_pointer(net->gen));
kmem_cache_free(net_cachep, net);
}