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-rw-r--r--include/net/inet_timewait_sock.h3
-rw-r--r--net/ipv4/inet_timewait_sock.c1
2 files changed, 4 insertions, 0 deletions
diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
index 4ade56e..28f7b21 100644
--- a/include/net/inet_timewait_sock.h
+++ b/include/net/inet_timewait_sock.h
@@ -19,6 +19,7 @@
#include <linux/ip.h>
#include <linux/list.h>
+#include <linux/module.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/workqueue.h>
@@ -193,11 +194,13 @@ static inline u32 inet_rcv_saddr(const struct sock *sk)
static inline void inet_twsk_put(struct inet_timewait_sock *tw)
{
if (atomic_dec_and_test(&tw->tw_refcnt)) {
+ struct module *owner = tw->tw_prot->owner;
#ifdef SOCK_REFCNT_DEBUG
printk(KERN_DEBUG "%s timewait_sock %p released\n",
tw->tw_prot->name, tw);
#endif
kmem_cache_free(tw->tw_prot->twsk_slab, tw);
+ module_put(owner);
}
}
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index f9076ef..a010e9a 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -111,6 +111,7 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int stat
tw->tw_prot = sk->sk_prot_creator;
atomic_set(&tw->tw_refcnt, 1);
inet_twsk_dead_node_init(tw);
+ __module_get(tw->tw_prot->owner);
}
return tw;
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