net: keep refcount warning in reqsk_free()

As Eric Dumazet said, "We do not have a way to tell if the req was ever
inserted in a hash table, so better play safe.".
Let's remove this comment, so that nobody will be tempted to drop the
WARN_ON_ONCE() line.

Signed-off-by: Guillaume Nault <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index 347015515a7de68a09d935e2b4a1baad3479cc03..21a5243fecd160825deb50fbe8e5bdfc1d4d39dc 100644 (file)
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -108,7 +108,6 @@ reqsk_alloc(const struct request_sock_ops *ops, struct sock *sk_listener,
 
 static inline void reqsk_free(struct request_sock *req)
 {
-       /* temporary debugging */
        WARN_ON_ONCE(refcount_read(&req->rsk_refcnt) != 0);
 
        req->rsk_ops->destructor(req);