[INET]: Consolidate frag queues freeing

Since we now allocate the queues in inet_fragment.c, we
can safely free it in the same place. The ->destructor
callback thus becomes optional for inet_frags.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 1 deletions

diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
index 3ed09dd93442..e15e04fc6661 100644
--- a/net/ipv4/inet_fragment.c
+++ b/net/ipv4/inet_fragment.c
@@ -136,7 +136,9 @@ void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f,
                 *work -= f->qsize;
         atomic_sub(f->qsize, &f->mem);
 
-        f->destructor(q);
+        if (f->destructor)
+                f->destructor(q);
+        kfree(q);
 
 }
 EXPORT_SYMBOL(inet_frag_destroy);